Summary statistics for a_c2_44 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_44 | 5,987 3725491 1.82e+07 -2556929 5.19e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018