. Sweden 10,678,415
2. Finland 10,137,433
3. United States 8,773,809
4. Denmark 6,610,419
5. Estonia 4,511,275
6. Czech Republic 4,190,468
7. Australia 3,149,228
8. United Kingdom 2,040,103
9. Slovenia 1,966,999
10. Canada 1,756,443
11. Lithuania 1,589,626
12. Singapore 1,478,593
13. Norway 1,278,756
