Queensland has a rich endowment of world class resources which are able to be developed with net exports to markets in the rest of Australia and the World. Queensland ranks as one of the largest producers of lead, zinc, copper, bauxite and gold in Australia, and ranks on a world scale for production of lead (9% global production), zinc (7%), bauxite (11%) and silver (6%). It has six coal export terminals linked by rail to the coalfields where in 2015-16 221 million tonnes of coal, being 91% of all production) was exported to 30 countries. There are three operating LNG plants exporting primarily to the Asian region with CSG being the main source of LNG. Qld also exports gas to the other states in the connected Eastern Australia market.