Rank in 2019 Economy 2017 2018 2019 % of total % change 2018 to 2019 5-year trend % growth
1 United States 912.9 949.2 983.7 25.6 3.6 4.1
2 United Kingdom 498.4 584 686.1 17.8 17.5 6.8
3 Belgium 305.1 315.5 348.1 9.1 10.4 9.1
4 Japan 226.5 233.9 241.1 6.3 3.1 4.8
5 Hong Kong (SAR of China) 108.7 122.9 140.7 3.7 14.5 13.1