Rank Country Keys
1 United States United States 165,296,685,788
2 Netherlands Netherlands 67,167,749,265
3 Germany Germany 47,720,779,557
4 United Kingdom United Kingdom 46,286,067,819
5 Canada Canada 32,419,284,263
6 Poland Poland 27,324,465,256
7 Australia Australia 23,286,501,455
8 Sweden Sweden 20,629,080,314
9 Finland Finland 14,797,113,995
10 Norway Norway 13,966,927,336