Summary statistics for b_1_c0_9 variable in snf_rollup2540_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_9 | 8,737 146147.1 228955.1 -65835 1.15e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018