Summary statistics for c_1_c6_55 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_55 | 3,645 1.34e+07 2.69e+07 52 3.06e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018