Gingrich and Pawlenty, with 7 visits apiece to Iowa, lead the field

The amount of times each prospective GOP Presidential candidate has visited the Hawkeye State in 2010, as counted by the Des Moines Register:

Gingrich: 7
Pawlenty: 7
Santorum: 4
Palin: 3
Paul: 3
Huckabee: 2
Romney: 2
Barbour: 2
Pence: 1
Daniels: 0
Thune: 0