Summary statistics for a7_3_c10_3 variable in hosp_rollup2552_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c10_3 | 1,941 585138 1804848 -2.92e+07 2.30e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018