Summary statistics for g_c1thr4_9 variable in snf_rollup2540_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_9 | 3,519 352891.4 5982729 -2.55e+08 1.22e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018