Rank	Countries/Territories	Count	Percent
1	United States	433	36.4%
2	China	415	34.9%
3	Germany	88	7.4%
4		37	3.1%
5	Japan	35	2.9%
6	France	31	2.6%
7	India	17	1.4%
8	Italy	15	1.3%
9	Netherlands	12	1%
10	Norway	11	0.9%
11	Cyprus	10	0.8%
12	Canada	10	0.8%
13	United Kingdom	10	0.8%
14	Australia	9	0.8%
15	Turkey	7	0.6%
16	Iran, Islamic Republic of	6	0.5%
17	Czech Republic	5	0.4%
18	Singapore	5	0.4%
19	Spain	3	0.3%
20	Taiwan	3	0.3%
21	Romania	3	0.3%
22	Russia	2	0.2%
23	Malaysia	2	0.2%
24	Thailand	2	0.2%
25	South Africa	2	0.2%
26	Ukraine	2	0.2%
27	Ireland	2	0.2%
28	Indonesia	2	0.2%
29	Brazil	2	0.2%
30	Bulgaria	1	0.1%
31	Chile	1	0.1%
32	Costa Rica	1	0.1%
33	Finland	1	0.1%
34	Hong Kong	1	0.1%
35	United Arab Emirates	1	0.1%
36	Viet Nam	1	0.1%