Summary statistics for g_c1thr4_45 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_45 | 242 1823403 4011616 -922862 3.40e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018