Summary statistics for g_c1thr4_47 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_47 | 4,073 6797483 3.32e+07 -5.16e+07 4.76e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018