Rank Country Keys
1 United States United States 163,757,197,326
2 Netherlands Netherlands 66,801,783,318
3 Germany Germany 46,671,231,960
4 United Kingdom United Kingdom 45,838,870,247
5 Canada Canada 32,161,110,496
6 Poland Poland 27,121,023,709
7 Australia Australia 23,095,259,182
8 Sweden Sweden 20,468,632,716
9 Finland Finland 14,715,110,158
10 Norway Norway 13,877,621,464