Summary statistics for g_c1thr4_27 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_27 | 12,141 3568583 1.16e+07 -4046008 3.92e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018