Summary statistics for b_1_c18_59 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_59 | 9,297 28413.45 729794.3 -1196 6.98e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018