Rank	Countries/Territories	Count	Percent
1	United States	493	41.5%
2	China	349	29.4%
3	Germany	82	6.9%
4	France	39	3.3%
5	Japan	28	2.4%
6	Netherlands	24	2%
7	Korea, Republic of	16	1.3%
8	United Kingdom	10	0.8%
9	Canada	9	0.8%
10	Australia	9	0.8%
11	Italy	9	0.8%
12	Saudi Arabia	9	0.8%
13	Singapore	9	0.8%
14	Taiwan	8	0.7%
15	Hong Kong	8	0.7%
16	India	8	0.7%
17	Libya	6	0.5%
18	Philippines	6	0.5%
19	Portugal	6	0.5%
20	Turkey	5	0.4%
21	Spain	5	0.4%
22	Cyprus	5	0.4%
23	Egypt	4	0.3%
24	Russia	4	0.3%
25	Viet Nam	4	0.3%
26	Brazil	3	0.3%
27	Greece	3	0.3%
28	Romania	3	0.3%
29	Mexico	3	0.3%
30	Latvia	3	0.3%
31	Mongolia	2	0.2%
32	Ukraine	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Ireland	2	0.2%
35	Andorra	2	0.2%
36	Argentina	1	0.1%
37	Kuwait	1	0.1%
38	Indonesia	1	0.1%
39	United Arab Emirates	1	0.1%
40	Thailand	1	0.1%
41	Switzerland	1	0.1%
42	Pakistan	1	0.1%