Summary statistics for g_c1thr4_1 variable in hosp_rollup2552_96_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_1 | 24 3787395 7241439 -217254 2.61e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018