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Here's the updated - and now footnoted and annotated - "by the numbers" breakdown of the religious voter:

75% McCain, 25% Obama - [White⁷ Born Again⁵] Evangelicals^1,8
65% McCain, xx% Obama - Weekly church-attending Protestants⁷
65% McCain, 34% Obama - White Protestants^7,8
62% McCain, 35% Obama - State of Utah³
55% McCain, 43% Obama - Weekly mass-attending Catholics ^6,9
54% McCain, 44% Obama - Weekly church-goers^1,4,7
54% McCain, 45% Obama - Protestants^6,8
51% McCain, 49% Obama - White Catholics^1,7
xx% McCain, 53% Obama - Monthly church-goers⁴**
45% McCain, 54% Obama - Catholics^1,4,6,8,9
xx% McCain, 59% Obama - Semi-annual church-goers⁴**
38% McCain, 61% Obama - Occasional churchgoers¹
37% McCain, 61% Obama - Non-weekly-mass-attending Catholics⁶
xx% McCain, 67% Obama - Hispanic Catholics⁸**
xx% McCain, 68% Obama - Don't attend church⁴ **
21% McCain, 78% Obama - American Jews^2,8

** No source provided voting percentages for the other party.

Citations:
¹ The Awesome Blue God -- How Obama Forged A New Faith Coalition
² Exit polls: 78% of Jews voted for Obama
³ Utah's red loses some of its luster
⁴ Obama's Religious Appeal: Still Missing Evangelicals - which TIME renamed as Obama: Bringing (Some) Evangelicals In
⁵ The Evangelical Electoral Map
⁶ What's wrong with Catholic voters? What's wrong with Catholics?
⁷ Evangelical Voters Favor McCain by Wide Margins
⁸ Catholic voters heavily favored Obama, analysis shows
⁹ What Happened to the Catholic Vote?

All numbers cited are the first ones reported in the press. In cases of multiple reports, some percentages cited were not exact. However, the number was within 2% of all the other sources, lending credence to the general number & placement overall.

Other resources:
With the Help of Catholics…Obama’s Victory
Results! Evangelicals