This probably the best proof McCain's losing so badly in the enthusiasm battle. Bush has dominated early voting in the past 2 elections.
Code:
... Poll % Voted Non-Early
State Date Early Early Voters Likely Voters
====================================================
NM 10/13 10% Obama +23% Obama +6%
OH 10/13 12% Obama +18% Obama +4%
GA 10/12 18% Obama +6% McCain +11%
IA 10/9 14% Obama +34% Obama +10%
NC 10/6 5% Obama +34% McCain +5%
These are SUSA numbers. They're not supposed to be taken as extremey accurate but they are accurate in a general sense