After independence, the Malaysian GDP grew at an average of 6.5% per annum for almost 50 years. The economy has traditionally been fuelled by its natural resources but is expanding in the sectors of science, tourism, commerce and medical tourism. Malaysia has a newly industrialised market economy, ranked third-largest in Southeast Asia and 33rd-largest in the world. It is a founding member of ASEAN, EAS, OIC and a member of APEC, the Commonwealth and the Non-Aligned Movement.