Summary statistics for a8_c2_5 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_5 | 1,463 -140220.5 759570.5 -1.58e+07 562665 by Jean Roth , jroth@nber.org , 21 Apr 2018