Summary statistics for g_c1thr4_47 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_47 | 3,053 3832036 1.99e+07 -9282204 4.07e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018