Rank	Countries/Territories	Count	Percent
1	United States	301	43.1%
2	China	204	29.2%
3	Germany	51	7.3%
4	Taiwan	23	3.3%
5	France	16	2.3%
6	Russia	10	1.4%
7	Canada	8	1.1%
8	Australia	7	1%
9	Iceland	7	1%
10	India	7	1%
11	Japan	6	0.9%
12	Cyprus	6	0.9%
13	United Kingdom	6	0.9%
14	Viet Nam	6	0.9%
15	Netherlands	5	0.7%
16	Poland	4	0.6%
17	Ireland	4	0.6%
18	Singapore	4	0.6%
19	Spain	3	0.4%
20	Portugal	3	0.4%
21	Mexico	2	0.3%
22	Italy	2	0.3%
23	Hong Kong	2	0.3%
24	Chile	2	0.3%
25	Turkey	2	0.3%
26	Ukraine	2	0.3%
27	Switzerland	1	0.1%
28	South Africa	1	0.1%
29	Saudi Arabia	1	0.1%
30		1	0.1%
31	Iran, Islamic Republic of	1	0.1%