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
Surat Thani International Airport Surat Thani International Airport Surat Thani International Airport () is in the Phunphin District, Surat Thani. The airport, 21 km west of Surat Thani, also is home to the Royal Thai Air Force (RTAF) squadrons. Surat Thani has a single paved runway. As well as being a commercial facility, Surat Thani Airport is an active RTAF base, the home of 4th Air Division/7th Wing Air Combat Command. 701 Squadron, "Shark", flies twelve SAAB JAS-39 C/D Gripen fighter aircraft. 702 Squadron operates two AEW and two transport SAAB SF340 airplanes. A further two SF340s are on order. On 11 December 1998,