Summary statistics for g_c1thr4_42 variable in snf_rollup2540_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_42 | 12,476 1571721 4993637 -2.08e+07 1.72e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018