Summary statistics for g_c1thr4_28 variable in snf_rollup2540_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_28 | 1,491 3383820 1.74e+07 -2727426 4.52e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018