Summary statistics for g_c1thr4_30 variable in snf_rollup2540_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_30 | 1,047 706798.7 3833713 -1.45e+07 6.37e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018