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
Pathum Thani Province technology hub of the area. Pathum Thani Province Pathum Thani (, ) is one of the central provinces ("changwat") of Thailand. Neighboring provinces are (from north clockwise) Ayutthaya, Saraburi, Nakhon Nayok, Chachoengsao, Bangkok, and Nonthaburi. The province is north of Bangkok and is part of the Bangkok metropolitan area. In many places the boundary between the two provinces is not noticeable as both sides of the boundary are equally urbanized. Pathum Thani town is the administrative seat, but Ban Rangsit, seat of Thanyaburi District, is the largest populated place in the province. Pathum Thani is an old province, heavily populated