Summary statistics for a7_3_c10_4 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c10_4 | 2,203 456677.4 935781.3 -1068702 2.66e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018