Summary statistics for g2_1_c1_1 variable in snf_rollup2540_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_1_c1_1 | 9,367 2764052 4222299 -349650 6.46e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018