Summary statistics for b_1_c18_59 variable in snf_rollup2540_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_59 | 9,623 20559.96 322818.5 -27172 2.93e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018