Summary statistics for g_c1thr4_21 variable in snf_rollup2540_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_21 | 4,471 65837.49 147766.1 -9993 6439613 by Jean Roth , jroth@nber.org , 17 Feb 2018