Summary statistics for nmcrash dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       state |      6,815    25.51489    16.24719          1         56
     st_case |      6,815    255847.5    162379.5      10022     560061
      veh_no |      6,815           0           0          0          0
      per_no |      6,815    1.092443    .4268919          1          8
    mtm_crsh |      6,815    10.38562     22.0061          0         99

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