Summary statistics for g_c1thr4_18 variable in snf_rollup2540_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_18 | 4,946 118530.9 555064.9 -1.37e+07 1.60e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018