Qatar population was 2.6 million: 313,000 Qatari citizens and 2.3 million expatriates. Islam is the official religion of Qatar. The country has the highest per capita income in the world. Qatar is classified by the UN as a country of very high human development and is widely regarded as the most advanced Arab state for human development. Qatar is a high-income economy, backed by the world's third-largest natural gas reserves and oil reserves. Qatar has been ruled by the House of Thani since Mohammed bin Thani signed a treaty with the British in 1868 that recognised its separate status. Following Ottoman
Roman Catholic Diocese of Surat Thani 0.1% are members of the Catholic Church. The diocese is divided into 39 parishes, which are grouped by four regions. The "St. Raphael Cathedral" (Thai: อาสนวิหารอัครเทวดาราฟาแอล) is in the town of Surat Thani at . The church was built in 1962, and became a cathedral when the diocese was established in 1969. Roman Catholic Diocese of Surat Thani The (Roman Catholic) Diocese of Surat Thani ("Dioecesis Suratthanensis", ) in southern Thailand was founded in 1969, when it was split off from the Diocese of Ratchaburi by the papal bull "Qui Regno Christi". It is a suffragan diocese of the Archdiocese