Summary statistics for c_1_c6_56 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_56 | 5,973 2.11e+07 4.06e+07 31 9.57e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018