Summary statistics for b_1_c23_23 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c23_23 | 1,072 3097567 5906331 -855412 7.99e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018