Summary statistics for g_c1thr4_50 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_50 | 13,854 6650044 2.38e+07 -2.31e+07 7.27e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018