Rank	Countries/Territories	Count	Percent
1	United States	411	45.4%
2	China	267	29.5%
3	Germany	71	7.8%
4	Poland	28	3.1%
5	Japan	27	3%
6	Singapore	13	1.4%
7	Netherlands	12	1.3%
8	France	12	1.3%
9	Cyprus	9	1%
10	Brazil	9	1%
11	Hong Kong	7	0.8%
12	Denmark	6	0.7%
13	Latvia	5	0.6%
14	Malaysia	3	0.3%
15	Australia	3	0.3%
16	Bangladesh	2	0.2%
17	India	2	0.2%
18	Korea, Republic of	2	0.2%
19	Ireland	2	0.2%
20	Russia	2	0.2%
21	South Africa	2	0.2%
22	Sweden	2	0.2%
23	Turkey	2	0.2%
24	Ukraine	2	0.2%
25	United Kingdom	2	0.2%
26	Norway	1	0.1%
27	Iran, Islamic Republic of	1	0.1%
28	Canada	1	0.1%