No, it is more like 23+/-5% of population is hard line Democrat, 23+/-5% of the population is hard line Republican, people in both of those groups will vote th

No, it is more like 23+/-5% of population is hard line Democrat, 23+/-5% of the population is hard line Republican, people in both of those groups will vote the party no matter what, "politicians could eat babies in front of without losing their votes" from either camp 54% of the population are combination of Independents or Single Issue Voters. That is what sets the outcome of national elections