Music of New Zealand Orchestra in Hamilton, the Orchestra Wellington, the Christchurch Symphony Orchestra (CSO) and the Dunedin Symphony Orchestra (DSO) (formerly the Southern Sinfonia). The New Zealand String Quartet and the NZTrio both perform locally and internationally. The NZTrio specialises in contemporary art music. New Zealand has a strong choral tradition. The Anglican cathedrals in Auckland, Wellington and Christchurch have choirs of a high standard and there are also a number of secular New Zealand choirs including the New Zealand Youth Choir, Voices New Zealand Chamber Choir, City of Dunedin Choir, Auckland Choral Society and Christchurch City Choir. Many of these choirs perform
Auckland national average of NZ$54,178. In 2014, the median personal income (for all persons older than 15 years of age, per year) in Auckland was estimated at NZ$41,860, behind only Wellington. The Auckland urban area has 340 primary schools, 80 secondary schools, and 29 composite (primary/secondary combined) schools as of February 2012, catering for nearly quarter of a million students. The majority are state schools, but 63 schools are state-integrated and 39 are private. The city is home to some of the largest schools in New Zealand, including Rangitoto College in the East Coast Bays area, the largest school in New