Summary statistics for b_1_c27_99 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_99 | 910 4426926 1.42e+07 1 2.30e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018