Summary statistics for g_c1thr4_30 variable in snf_rollup2540_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_30 | 1,368 387035.9 2945323 -1.79e+07 4.85e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018