Summary statistics for a_c2_50 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_50 | 5,533 271804.9 515562.4 -697119 1.40e+07 by Jean Roth , jroth@nber.org , 12 Sep 2018