Summary statistics for a_c6_8 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_8 | 3,333 -62663.73 1405612 -2.47e+07 4.15e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018