Summary statistics for b_1_c18_29 variable in snf_rollup2540_96_2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  b_1_c18_29 |     11,867     72738.1    111659.4      -3398    3424587

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