Summary statistics for d4_snf_c2_56 variable in hosp_rollup2552_96_2001 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d4_snf_c2_56 | 1,817 605212.2 772566.7 7 6932758 by Jean Roth , jroth@nber.org , 9 Sep 2018