Summary statistics for b_1_c18_59 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_59 | 9,168 24400.37 433302.2 -5740 4.01e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018