Summary statistics for miper dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      veh_no |        771    1.097276    .8356538          0          6
      per_no |        771     1.01297    .1241611          1          3
     st_case |        771    430217.8    125.1997     430001     430431
          p1 |        771    4.343709     8.00048          0         40
          p2 |        771    4.392996    8.304429          0         49
-------------+---------------------------------------------------------
          p3 |        771    4.297017    7.996183          0         40
          p4 |        771    4.156939    7.832832          0         40
          p5 |        771    4.325551    7.919341          0         40
          p6 |        771    4.273671    7.993768          0         40
          p7 |        771    4.370947    8.219861          0         49
-------------+---------------------------------------------------------
          p8 |        771    4.346304    8.185713          0         40
          p9 |        771    4.216602    7.842345          0         40
         p10 |        771    4.239948    7.991929          0         40

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