Summary statistics for c_1_c7_60 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_60 | 2,762 9003814 2.30e+07 1 3.42e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018