Summary statistics for a_c2_50 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_50 | 5,566 334649.9 622846.4 -1428802 1.53e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018