Summary statistics for g_c1thr4_5 variable in snf_rollup2540_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_5 | 7,097 147906.1 1921872 -5658610 1.21e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018