Rank Country Keys
1 United States United States 155,329,486,706
2 Netherlands Netherlands 64,769,932,692
3 Germany Germany 44,509,999,443
4 United Kingdom United Kingdom 43,691,192,117
5 Canada Canada 30,776,130,603
6 Poland Poland 26,124,050,609
7 Australia Australia 21,883,446,367
8 Sweden Sweden 19,680,307,218
9 Finland Finland 14,252,655,523
10 Belgium Belgium 13,445,645,229