Summary statistics for d4_snf_c3_49 variable in hosp_rollup2552_96_2003 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_snf_c3_49 | 1,269 57366.31 143773.6 1 3741494 by Jean Roth , jroth@nber.org , 21 Apr 2018