Summary statistics for b_1_c27_44 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c27_44 | 6,199 1.70e+07 7.02e+07 -13717 1.62e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018