Summary statistics for c_1_c7_49 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_49 | 4,929 905962.7 1891800 1 5.92e+07 by Jean Roth , jroth@nber.org , 12 Sep 2018