Summary statistics for d4_snf_c2_56 variable in hosp_rollup2552_96_1999 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_snf_c2_56 | 2,123 535078.8 665521.5 3 6950738 by Jean Roth , jroth@nber.org , 7 Sep 2018