Summary statistics for a8_c2_46 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_46 | 3,638 -202088.3 4218002 -5.93e+07 2.14e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018