Summary statistics for b_1_c18_29 variable in snf_rollup2540_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_29 | 11,453 58974.73 90720.7 -30458 3541475 by Jean Roth , jroth@nber.org , 17 Feb 2018