Summary statistics for a7_3_c11_1 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c11_1 | 2,074 834135.5 1832762 -7455359 3.24e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018