Summary statistics for g_c1thr4_19 variable in snf_rollup2540_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_19 | 4,463 608688.7 2118205 -348190 6.04e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018