Summary statistics for a8_c2_49 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_49 | 98 -444792.2 7527835 -2.00e+07 4.93e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018