Summary statistics for b_1_c18_25 variable in snf_rollup2540_96_2004 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  b_1_c18_25 |     12,532    229674.1      215793    -940943    5361435

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