At the same time, student loan debt has also risen to $1.5 trillion. The large majority of the world's top universities, as listed by various ranking organizations, are in the United States, including 19 of the top 25, and the most prestigious - Harvard University. Enrollment in post-secondary institutions in the United States declined from 18.1 million in 2010 to 15.4 million in 2021.

Total expenditures for American public elementary