Rank Country Keys
1 United States United States 167,053,596,305
2 Netherlands Netherlands 67,559,267,941
3 Germany Germany 48,778,710,091
4 United Kingdom United Kingdom 46,729,482,550
5 Canada Canada 32,713,576,353
6 Poland Poland 27,586,480,522
7 Australia Australia 23,513,484,223
8 Sweden Sweden 20,773,867,886
9 Finland Finland 14,901,208,179
10 Norway Norway 14,067,331,253