Summary statistics for a8_c2_29 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a8_c2_29 | 405 -862437.8 2710567 -3.15e+07 5659059 by Jean Roth , jroth@nber.org , 21 Apr 2018