 ASEAN, together with its six major trading partners (Australia, China, India, Japan, New Zealand, South Korea), began the first round of negotiations on 26–28 February 2013, in Bali, Indonesia on the establishment of the Regional Comprehensive Economic Partnership (RCEP), which is an extension of ASEAN Plus Three and Six that covers 45% of the world's population and about a third of the world's total GDP.In 2019, Reuters highlighted the circuitous route that ships from the United States must take to avoid the up to 70% tariff on ethanol produced in the United States unless it is mixed with at least 40% Asian-produced fuel.With the institutionalisation of visa-free travel between ASEAN member states, intra-ASEAN travel has boomed.