Summary statistics for a8_c2_14 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_14 | 4,042 819100.8 1.30e+07 -2.07e+08 3.93e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018