Summary statistics for c_1_c7_42 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_42 | 1,017 1.07e+07 1.50e+07 1 1.14e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018