Summary statistics for g_c1thr4_24 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_24 | 9,735 766941.3 3566512 -1.38e+08 1.40e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018