Summary statistics for a8_c2_10 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_10 | 1,160 -17356.96 54087.5 -1268109 22724 by Jean Roth , jroth@nber.org , 21 Apr 2018