Summary statistics for a8_c2_31 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_31 | 1,066 311839.8 1850345 -1.15e+07 2.62e+07 by Jean Roth , jroth@nber.org , 12 Sep 2018