Summary statistics for g_c1thr4_27 variable in snf_rollup2540_96_1995 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_27 | 1,172 3951021 7565719 -86348 7.55e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018