Summary statistics for g_c1thr4_40 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_40 | 2,174 644327.2 2035232 -7501142 2.29e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018