Summary statistics for g_c1thr4_49 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_49 | 9,664 6464580 2.31e+07 -4.66e+07 5.48e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018