Summary statistics for g_c1thr4_43 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_43 | 2,860 6982072 1.47e+07 -1917828 2.25e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018