Summary statistics for g_c1thr4_3 variable in snf_rollup2540_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_3 | 557 504163.7 1191740 -557573 1.25e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018