Summary statistics for g_c1thr4_39 variable in snf_rollup2540_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_39 | 230 287823.4 854582.9 -557840 1.05e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018