Summary statistics for c_1_c5_39 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_39 | 1,851 4362835 5689522 4 5.28e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018