Summary statistics for g_c1thr4_18 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_18 | 6,942 362304.8 1198624 -1406895 3.37e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018