Summary statistics for b_1_c18_26 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_26 | 13,848 297435.8 239200.7 -35742 3364880 by Jean Roth , jroth@nber.org , 17 Feb 2018