Summary statistics for a8_c2_41 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_41 | 4,642 -128687.4 3694234 -7.06e+07 2.00e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018