Summary statistics for d_1_c4_22 variable in snf_rollup2540_96_1998 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   d_1_c4_22 |      2,978     7202.41    18019.29          1     344624

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