ranging from 37% in December to 71% in September, sunshine is generous, only occurring less than 50% of the time in November and December and the annual average total is 2,694 hours. Demographics According to the 2010 census, over 80% of Karamay's population are Han Chinese, with minorities such as Uighur, Kazakhs, Mongols and Hui making up the rest. The population of 2010 is 391,008, a rise from the 270,232 of 2000 census. The population density is 50.6 inhabitants per km2. The 2015 population estimate is 401,468. Population by ethnicity (2010) Economy In 1955, one of the largest oil fields in China was discovered there. Since then, the city has grown into an oil-producing and refining center. In 2008 the GDP reached ¥66.1 billion and GDP per capita reached ¥242,391 (US$34,901), ranking first among 659 cities in mainland China. Transport Kuytun–Beitun Railway. There are passenger stations in Karamay itself and in Wuwu New Town (), south of central Karamay. Karamay–Tacheng Railway (under construction as of 2017) Karamay Airport China National Highway 217 Notable persons Adil Mijit, comedian Gulimina Mahamuti, pianist References External links Government website of Karamay (in Simplified Chinese) Map of the City of Karamay Populated places in Xinjiang Prefecture-level divisions of Xinjiang