Summary statistics for g_c1thr4_33 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_33 | 13,892 8673656 2.97e+07 -2.92e+08 8.71e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018