Summary statistics for miper dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      veh_no |        612    1.039216    .8041004          0          5
      per_no |        612    1.017974    .1556481          1          3
     st_case |        612    430171.8    98.80673     430001     430347
          p1 |        612    4.784314    9.072677          0         44
          p2 |        612    4.732026    9.003005          0         44
-------------+---------------------------------------------------------
          p3 |        612    4.880719    9.132978          0         44
          p4 |        612     4.78268    9.059911          0         44
          p5 |        612    4.593137    8.946073          0         44
          p6 |        612    4.820261    9.343441          0         44
          p7 |        612    4.645425    8.929993          0         44
-------------+---------------------------------------------------------
          p8 |        612    4.660131    9.316521          0         75
          p9 |        612    4.550654    8.822066          0         44
         p10 |        612    5.026144    9.549216          0         51

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