Summary statistics for c_1_c7_37 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_37 | 4,886 1.05e+07 1.85e+07 32 4.81e+08 by Jean Roth , jroth@nber.org , 10 Sep 2018