Summary statistics for c_1_c7_47 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_47 | 1,415 677647.6 2093985 2 3.12e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018