Summary statistics for a_c1_11 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c1_11 | 5,539 707812.9 930943.8 -134581 1.79e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018