Summary statistics for a8_c2_42 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_42 | 1,169 -158897.4 2037037 -3.06e+07 3.85e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018