Literacy in Iceland approaches 100 % of the adult population. Education is free through the university level and is compulsory for all children between the ages of 6 and 16. In the 1995 school year 29,221 pupils were listed in primary schools, 30,253 students attended secondary and vocational schools, and 7386 were listed in higher institutions. The leading institution of higher education is the University of Iceland (1911), in Reykjavík. The nation also has a technical college and colleges of agriculture and music as well as teacher-training schools.