Summary statistics for g_c1thr4_18 variable in snf_rollup2540_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_18 | 5,084 274378 1496227 -289703 6.19e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018