Summary statistics for g_c1thr4_56 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_56 | 7 1.09e+07 7411498 534591 1.67e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018