Summary statistics for c_1_c5_56 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_56 | 4,838 5440893 9203457 13278 2.11e+08 by Jean Roth , jroth@nber.org , 9 Sep 2018