Summary statistics for g_c1thr4_21 variable in snf_rollup2540_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_21 | 3,248 87456.95 2276354 -26024 1.30e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018