That percentage in the 30s is the deplorable and the wannabe deplorable. Hard to break that up. Stupid don't change. Hateful never stop hating.
The only hope is the new generation that doesn't give a flying fk for any of that. The old jerks, blue collars, the uneducated, will die out and be gone.
You can't survive in the 21st century without education.
America will be great again in about 20 years.