Summary statistics for a8_c2_38 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_38 | 1,511 -430632.2 6042712 -7.58e+07 1.44e+08 by Jean Roth , jroth@nber.org , 9 Sep 2018