Summary statistics for g_c1thr4_5 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_5 | 3,876 4122436 3.72e+07 -1.06e+08 1.07e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018