Summary statistics for b_1_c22_22 variable in hosp_rollup2552_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c22_22 | 1,067 4415845 7421146 -391638 6.84e+07 by Jean Roth , jroth@nber.org , 3 Sep 2018