The Maldives became a founding member of the South Asian Association for Regional Cooperation (SAARC). It is also a member of the United Nations, the Commonwealth of Nations, the Organization of Islamic Cooperation, and the Non-Aligned Movement. The World Bank classifies the Maldives as having an upper-middle income economy. Fishing has historically been the dominant economic activity, and remains the largest sector by far, followed by the rapidly growing tourism industry. The Maldives rate "high" on the Human Development Index, with per-capita income significantly higher than other SAARC nations.The Maldives was a member of the Commonwealth from July 1982 until withdrawing from the organization in October 2016 in protest at allegations by the other nations of its human-rights abuses and failing democracy. The Maldives rejoined the Commonwealth on 1 February 2020 after showing evidence of functioning democratic processes and popular support.