Summary statistics for c_1_c5_37 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_37 | 4,572 1.52e+07 3.44e+07 116 7.63e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018