Summary statistics for g_c1thr4_56 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_56 | 12 9684624 1.03e+07 478822 2.34e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018