Summary statistics for a_c6_5 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_5 | 4,303 -23421.64 5738059 -6.07e+07 1.50e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018