15 years, 54,999 (27.1%) aged 15 to 29, 93,669 (46.2%) aged 30 to 64, and 21,213 (10.5%) aged 65 or older. Of those at least 15 years old, 74,922 (44.1%) people had a bachelor or higher degree, and 12,690 (7.5%) people had no formal qualifications. The median income was $41,800, compared with $31,800 nationally. 48,633 people (28.6%) earned over $70,000 compared to 17.2% nationally. The employment status of those at least 15 was that 96,453 (56.8%) people were employed full-time, 24,738 (14.6%) were part-time, and 7,719 (4.5%) were unemployed. Quality of living Wellington ranks 12th in the world for quality of living, according to a 2014 study by consulting company Mercer; of cities in the Asia–Pacific region, Wellington ranked third behind Auckland and Sydney (). In 2009, Wellington was ranked as a highly affordable city in terms of cost of living, coming in at 139th most expensive city out of 143 cities in the Mercer worldwide Cost of Living Survey. Between 2009 and 2020 the cost of living in Wellington increased, and it is now ranked 123rd most expensive city out of a total of 209 cities. Culture and identity In addition to governmental institutions, Wellington accommodates several of the nation's largest and oldest cultural institutions, such as the National Archives, the National Library, New Zealand's national museum, Te Papa and numerous theatres. It plays host to many artistic and cultural organisations, including the New Zealand Symphony Orchestra and Royal New Zealand Ballet. Its architectural attractions include the Old Government Buildings – one of the largest wooden buildings in the world – as well as the iconic Beehive, the executive wing of Parliament Buildings as well as internationally renowned Futuna Chapel. The city's art scene includes many art galleries, including the national art collection at Toi Art at Te Papa. Wellington also has many events such as CubaDupa, the Newtown Festival, Diwali Festival of Lights and Gardens Magic at the Botanical Gardens. At the 2018 census, ethnicities were 74.1% European/Pākehā, 8.6% Māori, 5.1% Pacific peoples, 18.3% Asian, and 4.5% other ethnicities. People may identify with more than one ethnicity. English is the most spoken language (96.0%) followed by French (3.2%), Te Reo Māori (2.2%), Mandarin (2.0%) and German (2.0%). Percentages add up to more than 100% as people may select more than one language. Although some people objected to giving their religion, 53.2% had no religion, 31.4% were Christian, 3.7%