Summary statistics for g_c1thr4_30 variable in snf_rollup2540_96_1995 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_30 | 171 490724.9 1053428 -2443860 7104710 by Jean Roth , jroth@nber.org , 17 Feb 2018