Summary statistics for b_1_c27_98 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_98 | 3,095 3994075 2.38e+07 -442802 1.04e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018