Summary statistics for a_c2_6 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_6 | 6,355 3.20e+07 1.44e+08 -5512331 5.56e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018