Summary statistics for b_1_c27_67 variable in hosp_rollup2552_96_2004 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_67 | 65 1392786 5001279 -3482 3.96e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018