Summary statistics for c_1_c5_41 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_41 | 5,109 4413906 8199195 16 2.54e+08 by Jean Roth , jroth@nber.org , 7 Sep 2018