Summary statistics for a7_3_c15_3 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c15_3 | 5,764 964265.8 1836667 -6506321 2.69e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018