Summary statistics for distract dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       state |        385          43           0         43         43
     st_case |        385    430141.6    83.13036     430001     430288
      veh_no |        385    1.314286    .5884554          1          4
    mdrdstrd |        385    .0415584    .8154355          0         16

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