There are an estimated 1.4 million students in the state from preschool on up. The state has about 61,000 teachers and just over 17,000 centers of educations. Preschool and primary schools are divided into modalities called general, indigenous, private and community educations sponsored by CONAFE. Middle school is divided into technical, telesecundaria (distance education) and classes for working adults. About 98% of the student population of the state is in state schools. Higher levels of education include "professional medio" (vocational training), general high school and technology-focused high school. At this level, 89% of students are in public schools. There are 105 universities and similar institutions with 58 public and 47 private serving over 60,500 students.