Summary statistics for a8_c2_1 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_1 | 1,646 -344671.9 837691 -1.58e+07 962157 by Jean Roth , jroth@nber.org , 3 Sep 2018