Summary statistics for c_1_c6_53 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_53 | 4,322 1.62e+07 7.59e+07 15 2.38e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018