Rank	Countries/Territories	Count	Percent
1	United States	275	33.2%
2	China	232	28%
3	Germany	87	10.5%
4	United Kingdom	50	6%
5	Netherlands	29	3.5%
6	Australia	26	3.1%
7	India	24	2.9%
8	Japan	14	1.7%
9	Iran, Islamic Republic of	11	1.3%
10	France	8	1%
11	Korea, Republic of	7	0.8%
12	Thailand	5	0.6%
13	Belgium	5	0.6%
14	Brazil	5	0.6%
15	Canada	5	0.6%
16	Ireland	4	0.5%
17	Turkey	4	0.5%
18	Portugal	3	0.4%
19	Russia	3	0.4%
20	Chile	3	0.4%
21	Cyprus	2	0.2%
22	Italy	2	0.2%
23	Hungary	2	0.2%
24	Iceland	2	0.2%
25	Saudi Arabia	2	0.2%
26	Singapore	2	0.2%
27	South Africa	2	0.2%
28	Sweden	2	0.2%
29	Malaysia	2	0.2%
30	Ukraine	2	0.2%
31	Zambia	2	0.2%
32	New Zealand	1	0.1%
33	Norway	1	0.1%
34	Switzerland	1	0.1%
35	Greece	1	0.1%
36	Hong Kong	1	0.1%
37	Ecuador	1	0.1%
38	Austria	1	0.1%