Summary statistics for b_1_c18_56 variable in snf_rollup2540_96_1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  b_1_c18_56 |         69    227346.2    829569.5    -458278    6167561

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