State by state
1.Iowa caucus approx 2004: approx 125,000 (avg 25,000 per Congressional District)
2.New Hampshire 2004 Primary turnout 219,421 (Plus about 8,000 Republicans voted write in for a Democrat). almost 110,000 per C.D
2002 vote total for Governor Primary: 62,460. Independents were allowed to vote in the 2004 primary, I don't know about 2002
3.North Dakota caucus 10,480
4.Oklahoma 2004 Presidential Primary: 302,128. Avg of approx 50,000 per congressional district. Turnout for 2002 Governor Primary: 351,189 (for the initial primary, not the runoff)
5.Delaware 2004 Presidential Primary: 33,146. Delaware is a Democratic state, turnout should have been higher.
6.Missouri 2004 Presidential Primary: 418,557.
Avg per congressional district 46,000.
Turnout for 2002 Senate Primary 442,386. The weather was apparently really bad in Missouri for the Presidential Primary
7.Arizona 2004 Presidential Primary: 225,984.
Avg turnout per congressional district 28,000. A lot more Latinos need to be registered.
Turnout in 2002 Governor Primary: 224,874
8.New Mexico 2004 Presidential caucus: 106,259. Turnout of over 35,000 per congressional district. Keep in mind, this is for a caucus, not a primary
9.South Carolina 2004 Presidential Primary approx between 280,000-290,000. in 2002, the Democratic nominee for Governor and for Senator were both acclaimed, so no statewide Democratic Primary was held.
Keep in mind that in 2002, there were many other races on the primary ballot in most states.