Summary statistics for c_1_c6_56 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_56 | 5,888 1.64e+07 3.09e+07 1295 4.34e+08 by Jean Roth , jroth@nber.org , 10 Sep 2018