Summary statistics for a7_3_c11_1 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c11_1 | 131 603284.2 1743736 -1.03e+07 1.14e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018