Summary statistics for g_c1thr4_1 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_1 | 5,716 3222071 9838555 -5.78e+07 2.94e+08 by Jean Roth , jroth@nber.org , 3 Sep 2018