Rank	Countries/Territories	Count	Percent
1	United States	394	42.5%
2	China	269	29%
3	Germany	111	12%
4	France	40	4.3%
5		24	2.6%
6	Japan	17	1.8%
7	Netherlands	9	1%
8	Singapore	7	0.8%
9	Hong Kong	7	0.8%
10	Canada	7	0.8%
11	Cyprus	7	0.8%
12	Australia	4	0.4%
13	Bulgaria	3	0.3%
14	India	3	0.3%
15	Iran, Islamic Republic of	3	0.3%
16	Switzerland	3	0.3%
17	Russia	3	0.3%
18	Ukraine	3	0.3%
19	United Kingdom	2	0.2%
20	Latvia	2	0.2%
21	Libya	2	0.2%
22	Lithuania	2	0.2%
23	Colombia	2	0.2%
24	Bangladesh	1	0.1%
25	Turkey	1	0.1%