 Western Australia is the nation's fourth most populous state, with 2.6 million inhabitants (11% of the national population).In 2011, Western Australia provided 46% of Australia's exports.In 2010–11, Western Australia's gross state product was A$193 billion (14.6% of Australia's GDP), making it the nation's most productive state with a GSP per capita of $82,653 (compared with the national average of $57,925).