Summary statistics for a8_c2_38 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_38 | 5,273 -422797.6 4877466 -1.37e+08 7.68e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018