Rank	Countries/Territories	Count	Percent
1	United States	355	35.8%
2	China	218	22%
3	Germany	113	11.4%
4	Japan	99	10%
5	Singapore	80	8.1%
6	Korea, Republic of	21	2.1%
7	France	20	2%
8	Netherlands	20	2%
9	United Kingdom	13	1.3%
10	Ukraine	8	0.8%
11	Ireland	8	0.8%
12	Iran, Islamic Republic of	4	0.4%
13	Malaysia	4	0.4%
14	Argentina	4	0.4%
15	Australia	3	0.3%
16	Brazil	3	0.3%
17	Canada	3	0.3%
18	India	3	0.3%
19	Mongolia	2	0.2%
20	Romania	2	0.2%
21	South Africa	2	0.2%
22	Spain	2	0.2%
23	Turkey	2	0.2%
24	Poland	1	0.1%
25	Israel	1	0.1%
26	Cyprus	1	0.1%
27	Czech Republic	1	0.1%