If it's increased, it hasn't scaled with population. Reagan was well known for cutting the Department of Education's budget[0], and the public school system in Florida is abysmal. In places like that, it's implied that, if you remotely care about your kid's education, you enroll them into a private school[1]. A lot of those are Catholic, too. No wonder the right likes them.
This has not happened: https://www.usgovernmentspending.com/education_spending