Summary statistics for g_c1thr4_50 variable in snf_rollup2540_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_50 | 9,502 3921963 8259757 -1.99e+07 1.19e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018