Summary statistics for a_c6_59 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_59 | 1,114 -407582.8 2281154 -4.61e+07 1232228 by Jean Roth , jroth@nber.org , 21 Apr 2018