Summary statistics for b_1_c18_29 variable in snf_rollup2540_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_29 | 10,980 68626.03 103078.3 -5177 2231702 by Jean Roth , jroth@nber.org , 17 Feb 2018