Summary statistics for miacc dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     st_case |     39,631    277738.4    161476.4      10001     560140
        year |     39,631        1984           0       1984       1984
          a1 |     39,631    9.554389    10.44585          0         94
          a2 |     39,631    9.434079    10.43586          0         94
          a3 |     39,631    9.426661    10.41803          0         94
-------------+---------------------------------------------------------
          a4 |     39,631    9.522091    10.43682          0         94
          a5 |     39,631    9.547854    10.48029          0         94
          a6 |     39,631    9.571522    10.49263          0         94
          a7 |     39,631    9.438091     10.4986          0         94
          a8 |     39,631    9.455931    10.41541          0         94
-------------+---------------------------------------------------------
          a9 |     39,631    9.516843    10.43821          0         94
         a10 |     39,631    9.544271    10.43313          0         94

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