Summary statistics for a7_3_c11_2 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c11_2 | 847 197579.9 526079.6 -5629808 4036757 by Jean Roth , jroth@nber.org , 3 Sep 2018