Rank	Countries/Territories	Count	Percent
1	United States	459	44.6%
2	China	355	34.5%
3	Germany	99	9.6%
4	Japan	22	2.1%
5	Netherlands	14	1.4%
6	Ireland	11	1.1%
7	France	9	0.9%
8	Australia	8	0.8%
9	South Africa	7	0.7%
10	Cyprus	5	0.5%
11	Korea, Republic of	5	0.5%
12	India	4	0.4%
13	Turkey	4	0.4%
14	United Kingdom	2	0.2%
15	Spain	2	0.2%
16	Singapore	2	0.2%
17	Indonesia	2	0.2%
18	Iran, Islamic Republic of	2	0.2%
19	Israel	2	0.2%
20	Hong Kong	2	0.2%
21	Hungary	2	0.2%
22	Brazil	2	0.2%
23	Canada	2	0.2%
24	Algeria	1	0.1%
25	Argentina	1	0.1%
26	Italy	1	0.1%
27	Malaysia	1	0.1%
28	New Zealand	1	0.1%
29	Russia	1	0.1%
30	Switzerland	1	0.1%
31	Ukraine	1	0.1%