Summary statistics for g_c1thr4_2 variable in snf_rollup2540_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_2 | 1,113 2463384 1.17e+07 -2254309 2.22e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018