Summary statistics for c_1_c5_56 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_56 | 5,091 4334899 7306559 8350 1.43e+08 by Jean Roth , jroth@nber.org , 7 Sep 2018