Summary statistics for b_1_c23_25 variable in hosp_rollup2552_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c23_25 | 1,057 1877169 4058660 1 8.12e+07 by Jean Roth , jroth@nber.org , 9 Sep 2018