Summary statistics for d4_snf_c2_37 variable in hosp_rollup2552_96_1997 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_snf_c2_37 | 1,289 33704.31 55223.96 15 496188 by Jean Roth , jroth@nber.org , 5 Sep 2018