Summary statistics for d_1_c2_30 variable in snf_rollup2540_96_2004 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   d_1_c2_30 |     12,313    172054.7    176796.3          7    4994912

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