Summary statistics for d_1_c4_30 variable in snf_rollup2540_96_2002 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   d_1_c4_30 |     12,265     1385530    1.42e+08         70   1.57e+10

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