Rank	Countries/Territories	Count	Percent
1	United States	221	34.4%
2	China	121	18.8%
3	Germany	38	5.9%
4	Russia	35	5.4%
5	Japan	29	4.5%
6	Korea, Republic of	29	4.5%
7	Ukraine	29	4.5%
8	India	27	4.2%
9	Taiwan	9	1.4%
10	Thailand	7	1.1%
11	Netherlands	7	1.1%
12	Cyprus	7	1.1%
13	Australia	7	1.1%
14	Brazil	7	1.1%
15	Indonesia	6	0.9%
16	Poland	6	0.9%
17	United Kingdom	6	0.9%
18	Turkey	5	0.8%
19	Senegal	5	0.8%
20	Singapore	4	0.6%
21	Croatia	4	0.6%
22	Israel	4	0.6%
23	Canada	3	0.5%
24	Chile	3	0.5%
25	Egypt	3	0.5%
26	Malaysia	3	0.5%
27	Kazakhstan	3	0.5%
28	Spain	2	0.3%
29	Romania	2	0.3%
30	Italy	2	0.3%
31	France	2	0.3%
32	Iran, Islamic Republic of	1	0.2%
33	Finland	1	0.2%
34	Cote D'ivoire	1	0.2%
35	Lebanon	1	0.2%
36	Luxembourg	1	0.2%
37	Mauritius	1	0.2%
38	Norway	1	0.2%