Summary statistics for b_1_c18_25 variable in snf_rollup2540_96_2007 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  b_1_c18_25 |     12,738    303273.7    259758.4        389    3453276

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