Rank	Countries/Territories	Count	Percent
1	United States	460	39.1%
2	China	345	29.3%
3	Germany	90	7.7%
4	Netherlands	27	2.3%
5	Russia	20	1.7%
6	India	19	1.6%
7	Egypt	17	1.4%
8	Canada	17	1.4%
9	Singapore	15	1.3%
10	Argentina	14	1.2%
11	Indonesia	14	1.2%
12	Japan	13	1.1%
13	Ireland	12	1%
14	Hong Kong	12	1%
15	United Kingdom	11	0.9%
16	Greece	9	0.8%
17	Korea, Republic of	9	0.8%
18	Iran, Islamic Republic of	8	0.7%
19	Ghana	8	0.7%
20	Viet Nam	8	0.7%
21	Taiwan	7	0.6%
22	Switzerland	6	0.5%
23	France	6	0.5%
24	Romania	5	0.4%
25	Ukraine	4	0.3%
26	Cyprus	4	0.3%
27	Czech Republic	2	0.2%
28	Israel	2	0.2%
29	Thailand	2	0.2%
30	Turkey	2	0.2%
31	Spain	2	0.2%
32	Sweden	2	0.2%
33	Saudi Arabia	2	0.2%
34	Poland	1	0.1%
35	Malaysia	1	0.1%