Summary statistics for a_c2_38 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c2_38 | 2,117 88857.73 646502.2 -4095272 2.65e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018