Summary statistics for c_1_c7_44 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_44 | 5,595 5.60e+07 2.30e+08 4 4.89e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018