
2. Hong Kong 2.5
3. Japan 2.8
4. Sweden 3.1
5. Norway 3.2
6. Finland 3.3
7. Spain 3.5
8. Czech Republic 3.7
9. France 3.9
10. Portugal 4.0
11. Germany 4.1
12. Greece 4.1
13. Italy 4.1
14. Netherlands 4.1
15. Switzerland 4.2
16. Belgium 4.3

17. Denmark 4.4
18. Austria 4.5
18. Israel 4.5
20. Australia 4.7
21. Ireland 4.9
21. Scotland 4.9
23. England and Wales 5.0
24. Canada 5.3
25. Northern Ireland 5.5
26. New Zealand 5.7
27. Cuba 5.8
28. Hungary 6.6
29. Poland 6.9
29. Slovakia 6.9
29. United States 6.9
32. Puerto Rico 8.1
33. Chile 8.4
34. Costa Rica 9.0
35. Russian Federation 11.5
36. Bulgaria 11.7
37. Romania 16.8