Frequencies for parkwork dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Frequencies for state variable in parkwork dataset : State | Number | Freq. Percent Cum. ------------+----------------------------------- 43 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for st_case variable in parkwork dataset : Consecutive | Number | Freq. Percent Cum. ------------+----------------------------------- 430011 | 1 12.50 12.50 430159 | 1 12.50 25.00 430202 | 2 25.00 50.00 430207 | 1 12.50 62.50 430229 | 1 12.50 75.00 430270 | 1 12.50 87.50 430321 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for veh_no variable in parkwork dataset : Vehicle | Number | Freq. Percent Cum. ------------+----------------------------------- 2 | 6 75.00 75.00 3 | 1 12.50 87.50 4 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pve_forms variable in parkwork dataset : Number of | vehicle | forms | submitted | for MV in | transport | Freq. Percent Cum. ------------+----------------------------------- 1 | 6 75.00 75.00 2 | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pnumoccs variable in parkwork dataset : Number of | Occupants | Freq. Percent Cum. ------------+----------------------------------- 0 | 7 87.50 87.50 1 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pday variable in parkwork dataset : Crash Date | (Day) | Freq. Percent Cum. ------------+----------------------------------- 2 | 1 12.50 12.50 4 | 1 12.50 25.00 9 | 2 25.00 50.00 10 | 1 12.50 62.50 13 | 1 12.50 75.00 15 | 1 12.50 87.50 22 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmonth variable in parkwork dataset : Crash Date | (Month) | Freq. Percent Cum. ------------+----------------------------------- 1 | 1 12.50 12.50 7 | 1 12.50 25.00 9 | 4 50.00 75.00 10 | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for phour variable in parkwork dataset : Crash Time | (Hour) | Freq. Percent Cum. ------------+----------------------------------- 0 | 1 12.50 12.50 4 | 1 12.50 25.00 9 | 1 12.50 37.50 11 | 1 12.50 50.00 15 | 1 12.50 62.50 16 | 1 12.50 75.00 22 | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pminute variable in parkwork dataset : Crash Time | (Minute) | Freq. Percent Cum. ------------+----------------------------------- 0 | 2 25.00 25.00 22 | 1 12.50 37.50 30 | 1 12.50 50.00 40 | 2 25.00 75.00 50 | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pharm_ev variable in parkwork dataset : First | Harmful | Event | Freq. Percent Cum. ------------+----------------------------------- 12 | 2 25.00 25.00 14 | 3 37.50 62.50 30 | 1 12.50 75.00 38 | 1 12.50 87.50 39 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pman_coll variable in parkwork dataset : Manner of | Collision | Freq. Percent Cum. ------------+----------------------------------- 0 | 6 75.00 75.00 1 | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for ptype variable in parkwork dataset : Unit Type | Freq. Percent Cum. ------------+----------------------------------- 3 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for phit_run variable in parkwork dataset : Hit and Run | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for preg_stat variable in parkwork dataset : Vehicle | Registratio | n State | Freq. Percent Cum. ------------+----------------------------------- 43 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for powner variable in parkwork dataset : Registered | Vehicle | Owner | Freq. Percent Cum. ------------+----------------------------------- 6 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmake variable in parkwork dataset : Vehicle | Make | Freq. Percent Cum. ------------+----------------------------------- 7 | 1 12.50 12.50 20 | 1 12.50 25.00 37 | 1 12.50 37.50 49 | 2 25.00 62.50 52 | 1 12.50 75.00 54 | 1 12.50 87.50 58 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmodel variable in parkwork dataset : Vehicle | Model | Freq. Percent Cum. ------------+----------------------------------- 31 | 1 12.50 12.50 34 | 1 12.50 25.00 37 | 1 12.50 37.50 39 | 1 12.50 50.00 46 | 1 12.50 62.50 51 | 1 12.50 75.00 52 | 1 12.50 87.50 441 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmak_mod variable in parkwork dataset : Make Model | Combined | Freq. Percent Cum. ------------+----------------------------------- 7034 | 1 12.50 12.50 20441 | 1 12.50 25.00 37039 | 1 12.50 37.50 49051 | 1 12.50 50.00 49052 | 1 12.50 62.50 52046 | 1 12.50 75.00 54031 | 1 12.50 87.50 58037 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pbodytyp variable in parkwork dataset : Body Type | Freq. Percent Cum. ------------+----------------------------------- 2 | 2 25.00 25.00 3 | 2 25.00 50.00 4 | 1 12.50 62.50 5 | 2 25.00 87.50 20 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmodyear variable in parkwork dataset : Vehicle | Model Year | Freq. Percent Cum. ------------+----------------------------------- 1988 | 1 12.50 12.50 1991 | 1 12.50 25.00 1998 | 1 12.50 37.50 2004 | 2 25.00 62.50 2007 | 1 12.50 75.00 2008 | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin variable in parkwork dataset : Vehicle | Identificati | on Number | Freq. Percent Cum. -------------+----------------------------------- 1GBDM19W2WB2 | 1 12.50 12.50 JA3AD29F24U0 | 1 12.50 25.00 JH4DA9341MS0 | 1 12.50 37.50 JHMGD37637S0 | 1 12.50 50.00 JNRBS08W14X4 | 1 12.50 62.50 JP3BA26K0JU0 | 1 12.50 75.00 JTDBT9239840 | 1 12.50 87.50 JTKKU10458J0 | 1 12.50 100.00 -------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_1 variable in parkwork dataset : VIN | Character(1 | ) | Freq. Percent Cum. ------------+----------------------------------- 1 | 1 12.50 12.50 J | 7 87.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_2 variable in parkwork dataset : VIN | Character(2 | ) | Freq. Percent Cum. ------------+----------------------------------- A | 1 12.50 12.50 G | 1 12.50 25.00 H | 2 25.00 50.00 N | 1 12.50 62.50 P | 1 12.50 75.00 T | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_3 variable in parkwork dataset : VIN | Character(3 | ) | Freq. Percent Cum. ------------+----------------------------------- 3 | 2 25.00 25.00 4 | 1 12.50 37.50 B | 1 12.50 50.00 D | 1 12.50 62.50 K | 1 12.50 75.00 M | 1 12.50 87.50 R | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_4 variable in parkwork dataset : VIN | Character(4 | ) | Freq. Percent Cum. ------------+----------------------------------- A | 1 12.50 12.50 B | 3 37.50 50.00 D | 2 25.00 75.00 G | 1 12.50 87.50 K | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_5 variable in parkwork dataset : VIN | Character(5 | ) | Freq. Percent Cum. ------------+----------------------------------- A | 2 25.00 25.00 D | 2 25.00 50.00 M | 1 12.50 62.50 S | 1 12.50 75.00 T | 1 12.50 87.50 U | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_6 variable in parkwork dataset : VIN | Character(6 | ) | Freq. Percent Cum. ------------+----------------------------------- 0 | 1 12.50 12.50 1 | 2 25.00 37.50 2 | 2 25.00 62.50 3 | 1 12.50 75.00 9 | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_7 variable in parkwork dataset : VIN | Character(7 | ) | Freq. Percent Cum. ------------+----------------------------------- 0 | 1 12.50 12.50 2 | 1 12.50 25.00 3 | 1 12.50 37.50 6 | 1 12.50 50.00 7 | 1 12.50 62.50 8 | 1 12.50 75.00 9 | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_8 variable in parkwork dataset : VIN | Character(8 | ) | Freq. Percent Cum. ------------+----------------------------------- 3 | 1 12.50 12.50 4 | 2 25.00 37.50 6 | 1 12.50 50.00 F | 1 12.50 62.50 K | 1 12.50 75.00 W | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_9 variable in parkwork dataset : VIN | Character(9 | ) | Freq. Percent Cum. ------------+----------------------------------- 0 | 1 12.50 12.50 1 | 2 25.00 37.50 2 | 2 25.00 62.50 3 | 1 12.50 75.00 5 | 1 12.50 87.50 9 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_10 variable in parkwork dataset : VIN | Characters( | 10) | Freq. Percent Cum. ------------+----------------------------------- 4 | 2 25.00 25.00 7 | 1 12.50 37.50 8 | 2 25.00 62.50 J | 1 12.50 75.00 M | 1 12.50 87.50 W | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_11 variable in parkwork dataset : VIN | Character(1 | 1) | Freq. Percent Cum. ------------+----------------------------------- 4 | 1 12.50 12.50 B | 1 12.50 25.00 J | 1 12.50 37.50 S | 2 25.00 62.50 U | 2 25.00 87.50 X | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_12 variable in parkwork dataset : VIN | Character(1 | 2) | Freq. Percent Cum. ------------+----------------------------------- 0 | 6 75.00 75.00 2 | 1 12.50 87.50 4 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvintype variable in parkwork dataset : VIN Vehicle | Type | Freq. Percent Cum. ------------+----------------------------------- P | 7 87.50 87.50 T | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvinmake variable in parkwork dataset : VIN MAKE | Freq. Percent Cum. ------------+----------------------------------- ACUR | 1 12.50 12.50 CHEV | 1 12.50 25.00 HOND | 1 12.50 37.50 INFI | 1 12.50 50.00 MITS | 1 12.50 62.50 PLYM | 1 12.50 75.00 TOYT | 2 25.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvina_mod variable in parkwork dataset : VIN model | Freq. Percent Cum. ------------+----------------------------------- AST | 1 12.50 12.50 COE | 1 12.50 25.00 FIS | 1 12.50 37.50 IFX | 1 12.50 50.00 IRS | 1 12.50 62.50 LLS | 1 12.50 75.00 SXD | 1 12.50 87.50 YAR | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_bt variable in parkwork dataset : VIN Body | Type | Freq. Percent Cum. ------------+----------------------------------- 2H | 1 12.50 12.50 4D | 2 25.00 37.50 4H | 2 25.00 62.50 EC | 1 12.50 75.00 SW | 1 12.50 87.50 UT | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvinmodyr variable in parkwork dataset : VIN Model | Year | Freq. Percent Cum. ------------+----------------------------------- 4 | 2 25.00 25.00 7 | 1 12.50 37.50 8 | 2 25.00 62.50 88 | 1 12.50 75.00 91 | 1 12.50 87.50 98 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_lngt variable in parkwork dataset : VIN length | Freq. Percent Cum. ------------+----------------------------------- 17 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_wgt variable in parkwork dataset : Curb Weight | Freq. Percent Cum. ------------+----------------------------------- 1911 | 1 12.50 12.50 2293 | 1 12.50 25.00 2447 | 1 12.50 37.50 2471 | 1 12.50 50.00 2625 | 1 12.50 62.50 3020 | 1 12.50 75.00 4309 | 1 12.50 87.50 . | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pwgtcd_tr variable in parkwork dataset : Truck | Weight | Rating | Freq. Percent Cum. ------------+----------------------------------- 1 | 1 12.50 12.50 . | 7 87.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pwhlbs_lg variable in parkwork dataset : Wheelbase | long | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pwhlbs_sh variable in parkwork dataset : Wheelbase | short | Freq. Percent Cum. ------------+----------------------------------- 937 | 1 12.50 12.50 965 | 1 12.50 25.00 969 | 2 25.00 50.00 1004 | 1 12.50 62.50 1024 | 1 12.50 75.00 1112 | 1 12.50 87.50 1122 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pser_tr variable in parkwork dataset : VIN Truck | series | Freq. Percent Cum. ------------+----------------------------------- | 7 87.50 87.50 AST | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pfuecode variable in parkwork dataset : Fuel Code | Freq. Percent Cum. ------------+----------------------------------- G | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmcycl_ds variable in parkwork dataset : Motorcycle | Engine | Displacemen | t (CC) | Freq. Percent Cum. ------------+----------------------------------- . | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pcarbur variable in parkwork dataset : Carburetion | Freq. Percent Cum. ------------+----------------------------------- | 1 12.50 12.50 2 | 1 12.50 25.00 F | 6 75.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pcylinder variable in parkwork dataset : Number of | Cylinders | Freq. Percent Cum. ------------+----------------------------------- 4 | 6 75.00 75.00 6 | 1 12.50 87.50 8 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pdisplace variable in parkwork dataset : Cubic Inch | Displacemen | t | Freq. Percent Cum. ------------+----------------------------------- 090 | 1 12.50 12.50 091 | 2 25.00 37.50 110 | 1 12.50 50.00 112 | 1 12.50 62.50 146 | 1 12.50 75.00 262 | 1 12.50 87.50 274 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmcycl_cy variable in parkwork dataset : Number of | Engine | Cycles | Freq. Percent Cum. ------------+----------------------------------- | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmcycl_wt variable in parkwork dataset : Dry Weight | Freq. Percent Cum. ------------+----------------------------------- | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for ptire_sze variable in parkwork dataset : Original | Tire Size | Freq. Percent Cum. ------------+----------------------------------- | 1 12.50 12.50 13R145 | 1 12.50 25.00 14R175 | 1 12.50 37.50 15R195 | 3 37.50 75.00 16R195 | 1 12.50 87.50 20R265 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pton_rat variable in parkwork dataset : Ton Rating | Freq. Percent Cum. ------------+----------------------------------- | 7 87.50 87.50 B | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for ptrk_wt variable in parkwork dataset : Shipping | Weight | Freq. Percent Cum. ------------+----------------------------------- | 7 87.50 87.50 00000 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for ptrkwtvar variable in parkwork dataset : Shipping | Weight | Variance | Freq. Percent Cum. ------------+----------------------------------- | 7 87.50 87.50 00 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pvin_rest variable in parkwork dataset : VIN | Restraint | type | Freq. Percent Cum. ------------+----------------------------------- | 7 87.50 87.50 E | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pwhldrwhl variable in parkwork dataset : Number of | wheels/driv | er wheels | Freq. Percent Cum. ------------+----------------------------------- | 7 87.50 87.50 42 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for ptrailer variable in parkwork dataset : Vehicle | Trailing | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmcarr_i1 variable in parkwork dataset : MCID | Issuing | Authority | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmcarr_i2 variable in parkwork dataset : MCID | Identificat | ion Number | Freq. Percent Cum. ------------+----------------------------------- 000000000 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pmcarr_id variable in parkwork dataset : Motor | Carrier | Identificat | ion Number | Freq. Percent Cum. ------------+----------------------------------- 00000000000 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pgvwr variable in parkwork dataset : Gross | vehicle | weight | rating | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pv_config variable in parkwork dataset : Vehicle | Configurati | on | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pcargtyp variable in parkwork dataset : Cargo Body | Type | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for phaz_inv variable in parkwork dataset : Hazardous | Materials | Involvement | /Placard-HM | 1 | -Involvemen | t | Freq. Percent Cum. ------------+----------------------------------- 1 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for phazplac variable in parkwork dataset : Hazardous | Materials | Involvement | /Placard-HM | 2 Placard | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for phaz_id variable in parkwork dataset : Hazardous | Materials | Involvement | /Placard- | HM3 | Identificat | ion Number | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for phaz_cno variable in parkwork dataset : Hazardous | Materials | Involvement | /Placard-HM | 4 Class | Number | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for phaz_rel variable in parkwork dataset : Hazardous | Materials | Involvement | /Placard-HM | 5 Released | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pbus_use variable in parkwork dataset : Bus Use | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for psp_use variable in parkwork dataset : Special Use | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pem_use variable in parkwork dataset : Emergency | Use | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for punderide variable in parkwork dataset : Underride/O | verride | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pimpact1 variable in parkwork dataset : Area of | Impact- | Initial | Damaged | Freq. Percent Cum. ------------+----------------------------------- 5 | 1 12.50 12.50 6 | 5 62.50 75.00 8 | 1 12.50 87.50 14 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pimpact2 variable in parkwork dataset : Area of | Impact- | Most | Damaged | Freq. Percent Cum. ------------+----------------------------------- 5 | 1 12.50 12.50 6 | 5 62.50 75.00 8 | 1 12.50 87.50 14 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pveh_sev variable in parkwork dataset : Extent of | Damage | Freq. Percent Cum. ------------+----------------------------------- 0 | 1 12.50 12.50 2 | 6 75.00 87.50 6 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for ptowed variable in parkwork dataset : Vehicle | Removal | Freq. Percent Cum. ------------+----------------------------------- 2 | 1 12.50 12.50 3 | 7 87.50 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pm_harm variable in parkwork dataset : Most | Harmful | Event | Freq. Percent Cum. ------------+----------------------------------- 14 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pveh_sc1 variable in parkwork dataset : Related | factors (1) | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pveh_sc2 variable in parkwork dataset : Related | factors (2) | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pfire variable in parkwork dataset : Fire | Occurrence | Freq. Percent Cum. ------------+----------------------------------- 0 | 8 100.00 100.00 ------------+----------------------------------- Total | 8 100.00 Frequencies for pdeaths variable in parkwork dataset : Fatals in | Vehicle | Freq. Percent Cum. ------------+----------------------------------- 0 | 7 87.50 87.50 1 | 1 12.50 100.00 ------------+----------------------------------- Total | 8 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016