Rank	Countries/Territories	Count	Percent
1	United States	542	36.5%
2	China	434	29.2%
3	Germany	89	6%
4	Brazil	70	4.7%
5	Russia	59	4%
6	India	54	3.6%
7	Poland	48	3.2%
8	Netherlands	44	3%
9	Japan	18	1.2%
10	Korea, Republic of	18	1.2%
11	Canada	17	1.1%
12	Latvia	16	1.1%
13	Cote D'ivoire	14	0.9%
14	Ireland	11	0.7%
15	United Kingdom	7	0.5%
16	Taiwan	6	0.4%
17	Mauritius	5	0.3%
18	South Africa	4	0.3%
19	Iran, Islamic Republic of	4	0.3%
20	Hong Kong	4	0.3%
21	Australia	3	0.2%
22	Spain	2	0.1%
23	Sweden	2	0.1%
24	Mongolia	2	0.1%
25	Norway	2	0.1%
26	Argentina	1	0.1%
27	Serbia	1	0.1%
28	Singapore	1	0.1%
29	Switzerland	1	0.1%
30	Thailand	1	0.1%
31	Viet Nam	1	0.1%
32	Bangladesh	1	0.1%
33	France	1	0.1%
34	Italy	1	0.1%
35	Malaysia	1	0.1%