Summary statistics for b_1_c18_27 variable in snf_rollup2540_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_27 | 11,433 98289.99 112885.9 -191997 1623200 by Jean Roth , jroth@nber.org , 17 Feb 2018