Rank	Countries/Territories	Count	Percent
1	United States	474	46.1%
2	China	215	20.9%
3	Germany	86	8.4%
4	India	37	3.6%
5	France	33	3.2%
6	Canada	31	3%
7	Netherlands	18	1.8%
8	Greece	17	1.7%
9	Russia	12	1.2%
10	Norway	10	1%
11	Australia	10	1%
12	Cyprus	9	0.9%
13	Japan	7	0.7%
14	Indonesia	7	0.7%
15	United Kingdom	6	0.6%
16	Kenya	5	0.5%
17	Pakistan	5	0.5%
18	Singapore	5	0.5%
19	Turkey	4	0.4%
20	Ukraine	4	0.4%
21	Hong Kong	4	0.4%
22	Iran, Islamic Republic of	4	0.4%
23	Bulgaria	3	0.3%
24	Qatar	3	0.3%
25	Switzerland	3	0.3%
26	South Africa	2	0.2%
27	Saudi Arabia	2	0.2%
28	Italy	2	0.2%
29	Mongolia	2	0.2%
30	Papua New Guinea	1	0.1%
31	Sweden	1	0.1%
32	Slovenia	1	0.1%
33	Algeria	1	0.1%
34	Argentina	1	0.1%
35	Egypt	1	0.1%
36	Ireland	1	0.1%
37	Mexico	1	0.1%