Summary statistics for a_c6_8 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_8 | 3,200 -51514.59 838255.8 -1.41e+07 1.70e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018