Summary statistics for a_c6_30 variable in snf_rollup2540_96_1999 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_30 |      2,065    71037.56    170124.3    -629087    1258725

by Jean Roth , jroth@nber.org , 17 Feb 2018