Summary statistics for veh_aux dataset :

by Jean Roth , jroth@nber.org , 22 Oct 2016

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
        year |     45,101        2013           0       2013       2013
     st_case |     45,101    279391.4    162750.3      10001     560075
      veh_no |     45,101    1.524667    2.442509          1         90
      a_body |     45,101    2.960023    2.330512          1          9
      a_imp1 |     45,101    2.726902    1.434553          1          7
-------------+---------------------------------------------------------
      a_imp2 |          0
     a_vroll |     45,101     1.82956    .3760228          1          2
     a_lic_s |     45,101    1.481253    .9737281          1          4
     a_lic_c |     45,101    1.194342    .4689375          1          3
     a_cdl_s |     45,101    1.902552    .3878623          1          3
-------------+---------------------------------------------------------
    a_mc_l_s |     45,101    3.709341    .8555124          1          4
     a_spveh |     45,101    1.801534    .3988491          1          2
      a_sbus |     45,101    2.994767    .1012959          1          3
    a_mod_yr |     45,101    2170.733    1145.863       1914       9999
     a_drdis |     45,101    1.968936    .1734916          1          2
-------------+---------------------------------------------------------
     a_drdro |     45,101    1.984169    .1248233          1          2

by Jean Roth , jroth@nber.org , 22 Oct 2016