Rank	Countries/Territories	Count	Percent
1	United States	185	43.3%
2	China	104	24.4%
3	Germany	74	17.3%
4	France	13	3%
5	Japan	6	1.4%
6	Korea, Republic of	6	1.4%
7	Ireland	5	1.2%
8	Netherlands	5	1.2%
9	Canada	5	1.2%
10	Cyprus	4	0.9%
11	Malaysia	3	0.7%
12	Russia	2	0.5%
13	Turkey	2	0.5%
14	United Kingdom	2	0.5%
15	Denmark	2	0.5%
16	Australia	2	0.5%
17	Hong Kong	2	0.5%
18	India	2	0.5%
19	Austria	1	0.2%
20	Singapore	1	0.2%
21	Lithuania	1	0.2%