Summary statistics for b_1_c18_59 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_59 | 9,191 22614.8 376626.7 -4654 3.47e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018