Summary statistics for a_c6_50 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_50 | 2,654 -54527.5 455984.8 -7238398 1.47e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018