Summary statistics for a8_c2_14 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_14 | 3,724 478446.8 5418837 -2.79e+07 9.38e+07 by Jean Roth , jroth@nber.org , 7 Sep 2018