Summary statistics for a_c6_44 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_44 | 3,797 -326394.8 2433118 -8.21e+07 3.90e+07 by Jean Roth , jroth@nber.org , 12 Sep 2018