Rank	Countries/Territories	Count	Percent
1	United States	432	40.5%
2	Germany	201	18.8%
3	China	181	17%
4	Netherlands	75	7%
5	France	23	2.2%
6	Canada	20	1.9%
7	Australia	14	1.3%
8	Korea, Republic of	12	1.1%
9	Ireland	10	0.9%
10	Cote D'ivoire	9	0.8%
11	Japan	8	0.7%
12	India	8	0.7%
13	Bulgaria	7	0.7%
14	Nigeria	7	0.7%
15	South Africa	7	0.7%
16	Thailand	6	0.6%
17	Burkina Faso	5	0.5%
18	Cyprus	5	0.5%
19	Cambodia	4	0.4%
20	Indonesia	4	0.4%
21	Greece	3	0.3%
22	Hong Kong	3	0.3%
23	Singapore	3	0.3%
24	United Kingdom	3	0.3%
25	Ukraine	2	0.2%
26	Norway	2	0.2%
27	Senegal	2	0.2%
28	Mauritius	2	0.2%
29	New Zealand	2	0.2%
30	Mongolia	1	0.1%
31	Romania	1	0.1%
32	Togo	1	0.1%
33	Viet Nam	1	0.1%
34	Argentina	1	0.1%
35	Iran, Islamic Republic of	1	0.1%
36	Egypt	1	0.1%