Summary statistics for safetyeq dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       state |      5,460    25.48132    15.97122          1         56
     st_case |      5,460    255521.8    159620.8      10022     560061
      veh_no |      5,460           0           0          0          0
      per_no |      5,460     1.10641    .4659452          1          8
    msafeqmt |      5,460    2.544139    2.880421          1          9

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