Summary statistics for safetyeq dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       state |      6,134    25.29442    16.07303          1         56
     st_case |      6,134    253706.9    160618.7      10012     560074
      veh_no |      6,134           0           0          0          0
      per_no |      6,134    1.122106    .4964479          1          9
    msafeqmt |      6,133    2.856025    3.058515          1          9

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