Rank	Countries/Territories	Count	Percent
1	United States	443	39.7%
2	China	397	35.6%
3	Germany	102	9.1%
4	Japan	45	4%
5	Canada	26	2.3%
6	Ukraine	15	1.3%
7	Netherlands	12	1.1%
8	Australia	8	0.7%
9	France	7	0.6%
10	Cyprus	6	0.5%
11	Spain	6	0.5%
12	Argentina	6	0.5%
13	Norway	6	0.5%
14	Singapore	6	0.5%
15	Hong Kong	5	0.4%
16	United Kingdom	5	0.4%
17	Latvia	4	0.4%
18	South Africa	2	0.2%
19	India	2	0.2%
20	Iran, Islamic Republic of	2	0.2%
21	Ireland	2	0.2%
22	Bangladesh	2	0.2%
23	Thailand	2	0.2%
24	Turkey	2	0.2%
25	Denmark	1	0.1%
26	Malaysia	1	0.1%
27	Mongolia	1	0.1%