Rank	Countries/Territories	Count	Percent
1	United States	355	38.6%
2	China	230	25%
3	Germany	81	8.8%
4	Japan	77	8.4%
5	Netherlands	21	2.3%
6	Turkey	20	2.2%
7	Australia	19	2.1%
8	Canada	19	2.1%
9	Korea, Republic of	12	1.3%
10	France	12	1.3%
11	Switzerland	11	1.2%
12	Singapore	8	0.9%
13	Hong Kong	5	0.5%
14	India	5	0.5%
15	Cyprus	5	0.5%
16	Argentina	4	0.4%
17	Mexico	3	0.3%
18	Poland	3	0.3%
19	Russia	3	0.3%
20	Spain	3	0.3%
21	Taiwan	2	0.2%
22	South Africa	2	0.2%
23	Ukraine	2	0.2%
24	Viet Nam	2	0.2%
25	Norway	2	0.2%
26	Philippines	2	0.2%
27	Ireland	2	0.2%
28	Latvia	2	0.2%
29	Bangladesh	2	0.2%
30	Bulgaria	1	0.1%
31	Greece	1	0.1%
32	Mongolia	1	0.1%
33	Yemen	1	0.1%
34	Thailand	1	0.1%