Summary statistics for a_c6_55 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_55 | 1,388 9835.145 880077 -1.03e+07 2.76e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018