Former Pennsylvania Sen. Rick Santorum picked up at least 29 delegates Tuesday after winning the Alabama and Mississippi Republican presidential primaries.

Former House Speaker Newt Gingrich added at least 24 delegates and former Massachusetts Gov. Mitt Romney got at least 22. Texas Rep. Ron Paul was being shut out.

A total of 107 delegates were at stake Tuesday in Mississippi, Alabama, Hawaii and American Samoa, and 32 were still left to be allocated. The breakdown:

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Mississippi

Delegates at stake: 37

Romney: 12

Santorum: 13

Gingrich:12

Paul: 0

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Alabama

Delegates at stake: 47

Romney: 10

Santorum: 16

Gingrich: 12

Paul: 0

Remaining: 9

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Hawaii

Delegates at stake: 17

None allocated so far.

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American Samoa

Delegates at stake: 6

None allocated so far.

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Grand totals to date

Romney: 476

Santorum: 246

Gingrich: 131

Paul: 47

Needed to win GOP nomination: 1,144