Summary statistics for parkwork dataset :

by Jean Roth , jroth@nber.org , 18 Apr 2016

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       state |          8          43           0         43         43
     st_case |          8    430200.1    90.90095     430011     430321
      veh_no |          8       2.375    .7440238          2          4
   pve_forms |          8        1.25      .46291          1          2
    pnumoccs |          8        .125    .3535534          0          1
-------------+---------------------------------------------------------
        pday |          8        10.5    6.301927          2         22
      pmonth |          8           8    2.976095          1         10
       phour |          8      12.375    7.945124          0         22
     pminute |          8          29    20.19901          0         50
    pharm_ev |          8      21.625    11.95154         12         39
-------------+---------------------------------------------------------
   pman_coll |          8         .25      .46291          0          1
       ptype |          8           3           0          3          3
    phit_run |          8           0           0          0          0
   preg_stat |          8          43           0         43         43
      powner |          8           6           0          6          6
-------------+---------------------------------------------------------
       pmake |          8       40.75    18.20322          7         58
      pmodel |          8      91.375    141.4789         31        441
    pmak_mod |          8    40841.38    18140.66       7034      58037
    pbodytyp |          8         5.5    5.976143          2         20
    pmodyear |          8        2001    7.837638       1988       2008
-------------+---------------------------------------------------------
        pvin |          0
      pvin_1 |          0
      pvin_2 |          0
      pvin_3 |          0
      pvin_4 |          0
-------------+---------------------------------------------------------
      pvin_5 |          0
      pvin_6 |          0
      pvin_7 |          0
      pvin_8 |          0
      pvin_9 |          0
-------------+---------------------------------------------------------
     pvin_10 |          0
     pvin_11 |          0
     pvin_12 |          0
    pvintype |          0
    pvinmake |          0
-------------+---------------------------------------------------------
   pvina_mod |          0
     pvin_bt |          0
   pvinmodyr |          8        38.5     44.6894          4         98
   pvin_lngt |          8          17           0         17         17
    pvin_wgt |          7    2725.143    774.2847       1911       4309
-------------+---------------------------------------------------------
   pwgtcd_tr |          1           1           .          1          1
   pwhlbs_lg |          8           0           0          0          0
   pwhlbs_sh |          8     1012.75     69.5244        937       1122
     pser_tr |          0
    pfuecode |          0
-------------+---------------------------------------------------------
   pmcycl_ds |          0
     pcarbur |          0
   pcylinder |          0
   pdisplace |          0
   pmcycl_cy |          0
-------------+---------------------------------------------------------
   pmcycl_wt |          0
   ptire_sze |          0
    pton_rat |          0
     ptrk_wt |          0
   ptrkwtvar |          0
-------------+---------------------------------------------------------
   pvin_rest |          0
   pwhldrwhl |          0
    ptrailer |          8           0           0          0          0
   pmcarr_i1 |          8           0           0          0          0
   pmcarr_i2 |          0
-------------+---------------------------------------------------------
   pmcarr_id |          0
       pgvwr |          8           0           0          0          0
   pv_config |          8           0           0          0          0
    pcargtyp |          8           0           0          0          0
    phaz_inv |          8           1           0          1          1
-------------+---------------------------------------------------------
    phazplac |          8           0           0          0          0
     phaz_id |          8           0           0          0          0
    phaz_cno |          8           0           0          0          0
    phaz_rel |          8           0           0          0          0
    pbus_use |          8           0           0          0          0
-------------+---------------------------------------------------------
     psp_use |          8           0           0          0          0
     pem_use |          8           0           0          0          0
   punderide |          8           0           0          0          0
    pimpact1 |          8       7.125    2.900123          5         14
    pimpact2 |          8       7.125    2.900123          5         14
-------------+---------------------------------------------------------
    pveh_sev |          8        2.25    1.669046          0          6
      ptowed |          8       2.875    .3535534          2          3
     pm_harm |          8          14           0         14         14
    pveh_sc1 |          8           0           0          0          0
    pveh_sc2 |          8           0           0          0          0
-------------+---------------------------------------------------------
       pfire |          8           0           0          0          0
     pdeaths |          8        .125    .3535534          0          1

by Jean Roth , jroth@nber.org , 18 Apr 2016