Summary statistics for g_c1thr4_17 variable in snf_rollup2540_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_17 | 5,727 508904.4 1298547 -618695 4.62e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018