Summary statistics for a8_c2_46 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_46 | 3,609 -184109.2 1764847 -5.27e+07 2.62e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018