Summary statistics for g_c1thr4_39 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_39 | 100 489402.4 1753708 -819009 1.59e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018