Summary statistics for a7_3_c11_1 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c11_1 | 304 709501.7 1996654 -1.21e+07 1.35e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018