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
Dusit Thani Group Dusit Thani Fudu Qingfeng and dusitD2 Fudu Binhu Hotel also opened in 2016 followed by Dusit Thani Dongtai. Dusit Thani announced the opening of three hotels in China as well as 45 other projects in the pipeline, including Dusit Thani Abu Dhabi, Dusit Residence West Bay Doha, Dusit Thani Dilmunia Bahrain, and Dusit Thani Jeddah. In October 2014, Dusit International signed a deal with Springfield Land Corporation to build the Dusit Thani Brookwater Golf and Spa Resort in Queensland, Australia. Construction started in mid-2016 and is scheduled for completion in 2019. The group's other business are hotel management of both