Summary statistics for g_c1thr4_38 variable in snf_rollup2540_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_38 | 1,269 1511533 5861154 -2377905 7.64e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018