Summary statistics for a7_3_c10_3 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c10_3 | 582 438718.9 1000961 -2269717 1.20e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018