Summary statistics for a_c6_26 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_26 | 1,431 -226947.2 731470 -1.40e+07 1.12e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018