Summary statistics for b_1_c18_29 variable in snf_rollup2540_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_29 | 11,114 64493.72 96979.21 -23202 1932918 by Jean Roth , jroth@nber.org , 17 Feb 2018