Summary statistics for g_c1thr4_19 variable in snf_rollup2540_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_19 | 5,898 952194 3209943 -81707 1.07e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018