Summary statistics for a7_3_c10_4 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c10_4 | 2,383 602447.1 1594375 -3138410 3.70e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018