Summary statistics for c_1_c7_41 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_41 | 5,581 6.58e+07 1.99e+08 3 5.22e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018