Summary statistics for b_1_c0_4 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_4 | 12,278 758415.1 614326.5 -551677 1.45e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018