Summary statistics for per_aux dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_age1 |     74,331     2.89423    .9225812          1          5
      a_age2 |     74,331    3.975703    1.373169          1          6
      a_age3 |     74,331    7.724462    2.582797          1         13
      a_age4 |     74,331    4.513675    1.897497          1          8
      a_age5 |     74,331    4.845448    2.340889          1         10
-------------+---------------------------------------------------------
      a_age6 |     74,331     4.85461     2.32774          1         10
      a_age7 |     74,331    6.772975    2.480517          1         12
      a_age8 |     74,331     3.44057     1.79669          1          7
      a_age9 |     74,331    1.934765    .3157099          1          3
     st_case |     74,331    276347.7    163535.3      10001     560075
-------------+---------------------------------------------------------
      veh_no |     74,331     1.40504    2.274575          0         90
      per_no |     74,331    1.629199    1.666706          1         46
        year |     74,331        2013           0       2013       2013
     a_ptype |     74,331    1.506666    .7259619          1          5
      a_rest |     74,331     1.58109    .7577394          1          3
-------------+---------------------------------------------------------
    a_alctes |     74,331    2.458611    1.026891          1          5
      a_hisp |     74,331    .6287552    .8578701          0          3
      a_rcat |     74,331    .8772518     1.74734          0          8
     a_hrace |     74,331     1.37633    2.256235          0          9
     a_eject |     74,331    1.114205     .347068          1          3
-------------+---------------------------------------------------------
    a_perinj |     74,331    3.787397    2.483442          1          6
       a_loc |     74,331    1.160539    .5640861          1          5

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