The AP combs census and other government reports on Iowa. Here's what they come up with:

• 3 million people, 95% of whom are white
• 86% graduated from high school, 21% from college.
• 88% of the land in Iowa (55 million square miles) is farms. There are 5 1/2 hogs for every person. In 2006, Iowa led the nation in the production of pork, corn, soybeans and eggs. Iowa's total agricultural exports for 2005 topped $4.02 billion, second in the nation.
• Median income is $42,000; 7% of families are below poverty level.
• Median age is 38; 15% are over 65.

As to Iowa voters:

• There are 45 Democratic delegates and 40 Republicans. The state has 7 electoral votes.
• In 2004, George W. Bush got 50 percent of the vote to John Kerry's 49.3 percent
• Registered voters: Republican, 574,571; Democratic, 600,572; Undeclared, 737,054

CNN posted these results from the 2004 primaries.