Summary statistics for g_c1thr4_21 variable in snf_rollup2540_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_21 | 3,855 54496.12 102307.9 -10791 2798328 by Jean Roth , jroth@nber.org , 17 Feb 2018