Rank	Countries/Territories	Count	Percent
1	United States	641	44.7%
2	China	405	28.2%
3	Germany	61	4.3%
4	India	61	4.3%
5	Japan	46	3.2%
6	Korea, Republic of	38	2.6%
7	Russia	30	2.1%
8	Netherlands	18	1.3%
9	United Kingdom	13	0.9%
10	Singapore	12	0.8%
11	Australia	11	0.8%
12	Brazil	11	0.8%
13	Canada	9	0.6%
14	Hong Kong	8	0.6%
15	Taiwan	8	0.6%
16	Italy	7	0.5%
17	Ukraine	7	0.5%
18	Cote D'ivoire	6	0.4%
19	Ethiopia	5	0.3%
20	Thailand	4	0.3%
21	France	4	0.3%
22	Ireland	4	0.3%
23	Pakistan	4	0.3%
24	Cyprus	3	0.2%
25	Iran, Islamic Republic of	3	0.2%
26	Colombia	2	0.1%
27	Turkey	2	0.1%
28	Romania	2	0.1%
29	Spain	1	0.1%
30	Sweden	1	0.1%
31	Poland	1	0.1%
32	Portugal	1	0.1%
33	Qatar	1	0.1%
34	New Zealand	1	0.1%
35	Finland	1	0.1%
36	Lithuania	1	0.1%
37	Mongolia	1	0.1%