Summary statistics for g_c1thr4_6 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_6 | 4,401 1.49e+07 3.60e+07 150 7.94e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018