Summary statistics for b_3_c27_100 variable in hosp_rollup2552_96_2009 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_3_c27_100 | 4,122 559381.5 1957193 1 4.47e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018