Singapore is a global commerce, transportation and financial hub, ranked as the "Easiest place to do business" for nine consecutive years by the World Bank. It is the world's top meeting city (UIA) and Asia's top convention city since 2002 (ICCA). Globally, it is the "City with the best investment potential" (BERI), 2nd most competitive country, 3rd-largest foreign exchange centre, 4th-largest financial centre and one of the top two busiest container ports since the 1990s. Singapore's best known global brands include Singapore Airlines (SIA) and Changi Airport, both amongst the most-awarded in their industry; SIA is also rated by Fortunesurveys as Asia's "most admired company". For the past decade, Singapore has been the only Asian country with the top AAA sovereign rating from all major credit rating agencies, including S&P, Moody's and Fitch.