Summary statistics for a7_3_c10_1 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c10_1 | 520 402768.6 1735312 -1.16e+07 2.14e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018