Rank	Countries/Territories	Count	Percent
1	United States	300	37.5%
2	China	180	22.5%
3	Germany	84	10.5%
4	Japan	74	9.2%
5	Netherlands	22	2.8%
6	United Kingdom	13	1.6%
7	Singapore	12	1.5%
8	Ukraine	11	1.4%
9	Switzerland	11	1.4%
10	Australia	11	1.4%
11	Canada	10	1.2%
12	France	8	1%
13	Czech Republic	7	0.9%
14	Spain	7	0.9%
15	Korea, Republic of	5	0.6%
16	India	4	0.5%
17	Italy	4	0.5%
18	Pakistan	4	0.5%
19	Ireland	3	0.4%
20	Nigeria	3	0.4%
21	Hong Kong	3	0.4%
22	Cyprus	3	0.4%
23	Brazil	2	0.2%
24	Denmark	2	0.2%
25	Lithuania	2	0.2%
26	Taiwan	2	0.2%
27	Turkey	2	0.2%
28	Israel	2	0.2%
29	Mexico	2	0.2%
30	Poland	1	0.1%
31	Russia	1	0.1%
32	Saudi Arabia	1	0.1%
33	Serbia	1	0.1%
34	Macao	1	0.1%
35	Malaysia	1	0.1%
36	Iran, Islamic Republic of	1	0.1%