Summary statistics for b_1_c18_59 variable in snf_rollup2540_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_59 | 9,350 25314.46 468211.4 -13465 4.35e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018