A Christian-majority region, East Nusa Tenggara is the only Indonesian province where Roman Catholicism is the predominant religion. The province has a total area of 47,245.82 km2, and the population at the 2010 Census was 4,683,827, which rose to 5,112,760 at the 2015 Census; the latest official estimate in mid 2019 was 5,437,200. Economically, East Nusa Tenggara still remains one of the least developed provinces in Indonesia. It currently focuses on expanding the tourism sector, with the most well-known attractions including Labuan Bajo, Komodo National Park, and Mount Kelimutu.