Summary statistics for g_c1thr4_22 variable in snf_rollup2540_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_22 | 3,833 53604.16 275070 -239716 1.12e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018