Summary statistics for g2_1_c1_3 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_1_c1_3 | 6,501 3307502 1.64e+07 -4027450 1.31e+09 by Jean Roth , jroth@nber.org , 17 Feb 2018