Summary statistics for g_c1thr4_28 variable in snf_rollup2540_96_1995 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_28 | 256 3603343 1.49e+07 -42258 1.91e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018