Rank	Countries/Territories	Count	Percent
1	United States	404	41.2%
2	China	320	32.6%
3	Germany	73	7.4%
4	Ireland	62	6.3%
5	United Kingdom	20	2%
6	Singapore	17	1.7%
7	Australia	11	1.1%
8	Netherlands	8	0.8%
9	Japan	7	0.7%
10	Canada	6	0.6%
11	Russia	6	0.6%
12	Argentina	5	0.5%
13	Brazil	5	0.5%
14	India	4	0.4%
15	Malaysia	4	0.4%
16	Cyprus	4	0.4%
17	France	4	0.4%
18	Israel	2	0.2%
19	Indonesia	2	0.2%
20	Iran, Islamic Republic of	2	0.2%
21	South Africa	2	0.2%
22	Poland	2	0.2%
23	Portugal	2	0.2%
24	Taiwan	2	0.2%
25	Thailand	2	0.2%
26	Uganda	2	0.2%
27	Ukraine	1	0.1%
28	Switzerland	1	0.1%
29	New Zealand	1	0.1%