Summary statistics for miacc dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     st_case |     37,494    276491.5    160975.6      10001     560121
        year |     37,494        1996           0       1996       1996
          a1 |     37,494    7.199445    10.08088          0         94
          a2 |     37,494    7.161653    10.04018          0         94
          a3 |     37,494    7.228597    10.12063          0         94
-------------+---------------------------------------------------------
          a4 |     37,494    7.187817    10.06118          0         94
          a5 |     37,494    7.219155    10.10207          0         94
          a6 |     37,494     7.22633    10.13351          0         94
          a7 |     37,494    7.159572    10.07716          0         94
          a8 |     37,494    7.206913    10.13502          0         94
-------------+---------------------------------------------------------
          a9 |     37,494    7.181496     10.0628          0         94
         a10 |     37,494    7.265803    10.10972          0         94

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