Summary statistics for nmcrash dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       state |      7,849    24.55791    16.31147          1         56
     st_case |      7,849    246346.8    162986.6      10015     560111
      veh_no |      7,849           0           0          0          0
      per_no |      7,849    1.173908    1.000867          1         21
    mtm_crsh |      7,849    11.07364    21.93286          0         99

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