Rank	Countries/Territories	Count	Percent
1	United States	374	37.6%
2	China	329	33.1%
3	Germany	81	8.1%
4	Japan	56	5.6%
5	India	51	5.1%
6	France	15	1.5%
7	Korea, Republic of	9	0.9%
8	Cyprus	6	0.6%
9	United Kingdom	6	0.6%
10	Netherlands	6	0.6%
11	Nigeria	6	0.6%
12	Russia	6	0.6%
13	Singapore	6	0.6%
14	Romania	5	0.5%
15	Hong Kong	5	0.5%
16	Australia	4	0.4%
17	Canada	3	0.3%
18	Denmark	3	0.3%
19	Turkey	3	0.3%
20	Ireland	2	0.2%
21	Viet Nam	2	0.2%
22	Switzerland	2	0.2%
23	Taiwan	2	0.2%
24	Greece	2	0.2%
25	Luxembourg	1	0.1%
26	Mongolia	1	0.1%
27	Estonia	1	0.1%
28	Colombia	1	0.1%
29	Argentina	1	0.1%
30	Belgium	1	0.1%
31	Thailand	1	0.1%
32	Palestine, State of	1	0.1%
33	Poland	1	0.1%
34	Italy	1	0.1%
35	Ukraine	1	0.1%