Summary statistics for a8_c2_43 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_43 | 1,126 -213906.4 3035553 -3.47e+07 5.92e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018