Rank	Countries/Territories	Count	Percent
1	United States	489	42.1%
2	China	230	19.8%
3	Germany	167	14.4%
4	Korea, Republic of	50	4.3%
5	Japan	38	3.3%
6	France	22	1.9%
7	United Kingdom	18	1.6%
8	India	14	1.2%
9	Italy	12	1%
10	Cyprus	12	1%
11	Canada	11	0.9%
12	Netherlands	11	0.9%
13	Portugal	10	0.9%
14	Sweden	9	0.8%
15	Turkey	7	0.6%
16	Poland	6	0.5%
17	Spain	6	0.5%
18	Norway	6	0.5%
19	Saudi Arabia	5	0.4%
20	Australia	4	0.3%
21	Iran, Islamic Republic of	4	0.3%
22	Ireland	3	0.3%
23	Indonesia	3	0.3%
24	Singapore	3	0.3%
25	Thailand	3	0.3%
26	Switzerland	2	0.2%
27	Romania	2	0.2%
28	Latvia	2	0.2%
29	Malaysia	2	0.2%
30	Hong Kong	2	0.2%
31	Denmark	2	0.2%
32	Finland	1	0.1%
33	Argentina	1	0.1%
34	Israel	1	0.1%
35	Philippines	1	0.1%
36	Taiwan	1	0.1%
37	Yemen	1	0.1%