Summary statistics for safetyeq dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       state |      5,713     25.6669    16.19948          1         56
     st_case |      5,713    257394.7    161885.5      10009     560119
      veh_no |      5,713           0           0          0          0
      per_no |      5,713    1.101523    .3949783          1          6
    msafeqmt |      5,713    2.813233    3.033073          1          9

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