The city is also home to 195 primary (elementary) schools and 85 secondary schools. The primary school system has 162 regular schools, 14 special schools, 15 art schools, and 4 adult schools, while the secondary school system has 51 vocational schools, 21 gymnasiums, 8 art schools and 5 special schools. The 230,000 pupils are managed by 22,000 employees in over 500 buildings, covering around .