Summary statistics for a8_c2_33 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_33 | 567 -631837.7 995956.8 -1.06e+07 11747 by Jean Roth , jroth@nber.org , 7 Sep 2018