Summary statistics for g_c1thr4_33 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_33 | 12,389 5543930 1.52e+07 -9040274 6.69e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018