Summary statistics for a_c6_59 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_59 | 1,225 -321111.9 8539959 -1.22e+08 2.49e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018