Summary statistics for a_c1_10 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c1_10 | 5,621 521433.3 788353.3 -5298 1.05e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018