Frequencies for first 10,000 rows of ser_tr variable in person dataset : VIN SERIES | TRUCK | Freq. Percent Cum. ------------+----------------------------------- | 835 8.35 8.35 *** | 5,776 57.76 66.11 150 | 1 0.01 66.12 200 | 4 0.04 66.16 20S | 1 0.01 66.17 30S | 13 0.13 66.30 400 | 1 0.01 66.31 40S | 6 0.06 66.37 44P | 42 0.42 66.79 600 | 26 0.26 67.05 620 | 7 0.07 67.12 700 | 2 0.02 67.14 720 | 31 0.31 67.45 80S | 1 0.01 67.46 90S | 40 0.40 67.86 930 | 4 0.04 67.90 937 | 1 0.01 67.91 999 | 766 7.66 75.57 ARO | 24 0.24 75.81 AST | 13 0.13 75.94 B20 | 9 0.09 76.03 B22 | 17 0.17 76.20 B26 | 4 0.04 76.24 BRO | 4 0.04 76.28 BUS | 2 0.02 76.30 C10 | 155 1.55 77.85 C15 | 26 0.26 78.11 C20 | 28 0.28 78.39 C25 | 16 0.16 78.55 C30 | 18 0.18 78.73 C35 | 8 0.08 78.81 C60 | 3 0.03 78.84 C65 | 3 0.03 78.87 C6V | 14 0.14 79.01 C96 | 20 0.20 79.21 C97 | 5 0.05 79.26 CAR | 1 0.01 79.27 CCH | 4 0.04 79.31 CGS | 1 0.01 79.32 CHK | 34 0.34 79.66 CNV | 5 0.05 79.71 COE | 38 0.38 80.09 COF | 330 3.30 83.39 COL | 17 0.17 83.56 COM | 4 0.04 83.60 CON | 163 1.63 85.23 CTS | 9 0.09 85.32 CTV | 21 0.21 85.53 CVS | 6 0.06 85.59 D10 | 16 0.16 85.75 D15 | 7 0.07 85.82 D20 | 12 0.12 85.94 D21 | 78 0.78 86.72 D30 | 10 0.10 86.82 D5I | 12 0.12 86.94 DAK | 25 0.25 87.19 DC9 | 1 0.01 87.20 F60 | 1 0.01 87.21 F95 | 1 0.01 87.22 FCC | 1 0.01 87.23 FE4 | 3 0.03 87.26 FSR | 2 0.02 87.28 GEO | 1 0.01 87.29 GM4 | 148 1.48 88.77 H95 | 4 0.04 88.81 HFB | 1 0.01 88.82 HFE | 1 0.01 88.83 HFF | 1 0.01 88.84 HLX | 6 0.06 88.90 HTC | 3 0.03 88.93 HTP | 144 1.44 90.37 INT | 3 0.03 90.40 J95 | 1 0.01 90.41 JEE | 26 0.26 90.67 JET | 2 0.02 90.69 K10 | 37 0.37 91.06 K15 | 27 0.27 91.33 K20 | 7 0.07 91.40 K30 | 2 0.02 91.42 KOD | 1 0.01 91.43 LTC | 3 0.03 91.46 M95 | 2 0.02 91.48 MCV | 1 0.01 91.49 MHC | 2 0.02 91.51 MHV | 8 0.08 91.59 MMX | 10 0.10 91.69 MRM | 1 0.01 91.70 MXV | 10 0.10 91.80 NPR | 3 0.03 91.83 NRR | 1 0.01 91.84 P20 | 1 0.01 91.85 P30 | 3 0.03 91.88 P52 | 4 0.04 91.92 P62 | 1 0.01 91.93 P65 | 2 0.02 91.95 PAR | 5 0.05 92.00 PCC | 2 0.02 92.02 PUP | 5 0.05 92.07 PYS | 2 0.02 92.09 R/V | 13 0.13 92.22 R10 | 2 0.02 92.24 R15 | 4 0.04 92.28 R25 | 1 0.01 92.29 R35 | 4 0.04 92.33 R50 | 4 0.04 92.37 RAL | 3 0.03 92.40 RAM | 4 0.04 92.44 RC | 1 0.01 92.45 RMV | 29 0.29 92.74 RNG | 156 1.56 94.30 RX | 1 0.01 94.31 S | 133 1.33 95.64 S/V | 23 0.23 95.87 S10 | 9 0.09 95.96 S15 | 26 0.26 96.22 S6M | 5 0.05 96.27 SAF | 14 0.14 96.41 SCO | 2 0.02 96.43 SCT | 1 0.01 96.44 SIE | 35 0.35 96.79 SON | 5 0.05 96.84 SS | 17 0.17 97.01 T10 | 1 0.01 97.02 TNS | 2 0.02 97.04 TOP | 1 0.01 97.05 TRK | 36 0.36 97.41 UDS | 2 0.02 97.43 V10 | 1 0.01 97.44 V15 | 1 0.01 97.45 VAN | 152 1.52 98.97 VVN | 1 0.01 98.98 VWG | 28 0.28 99.26 W10 | 12 0.12 99.38 W15 | 7 0.07 99.45 W20 | 13 0.13 99.58 W30 | 3 0.03 99.61 WAG | 2 0.02 99.63 WCN | 8 0.08 99.71 WHC | 1 0.01 99.72 WRA | 4 0.04 99.76 X44 | 15 0.15 99.91 XCB | 7 0.07 99.98 XCN | 1 0.01 99.99 XPD | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016