Rank	Countries/Territories	Count	Percent
1	United States	409	35.2%
2	China	384	33%
3	Japan	59	5.1%
4	Germany	48	4.1%
5		36	3.1%
6	Netherlands	32	2.8%
7	Singapore	23	2%
8	Australia	20	1.7%
9	France	15	1.3%
10	Russia	12	1%
11	Luxembourg	12	1%
12	United Kingdom	12	1%
13	Ireland	9	0.8%
14	Pakistan	8	0.7%
15	Cyprus	7	0.6%
16	Brazil	6	0.5%
17	South Africa	6	0.5%
18	Iran, Islamic Republic of	6	0.5%
19	Mauritius	5	0.4%
20	Saudi Arabia	5	0.4%
21	Argentina	5	0.4%
22	Ukraine	5	0.4%
23	Turkey	4	0.3%
24	Malaysia	4	0.3%
25	India	3	0.3%
26	Norway	3	0.3%
27	Egypt	3	0.3%
28	Greece	3	0.3%
29	Hong Kong	2	0.2%
30	Bosnia and Herzegovina	2	0.2%
31	Burkina Faso	2	0.2%
32	Canada	2	0.2%
33	Croatia	2	0.2%
34	Mongolia	2	0.2%
35	Taiwan	2	0.2%
36	Korea, Republic of	2	0.2%
37	Mexico	1	0.1%
38	Bahamas	1	0.1%
39	Hungary	1	0.1%