Summary statistics for g_c1thr4_28 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_28 | 1,377 3557865 1.64e+07 -1808137 4.93e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018