Rank	Countries/Territories	Count	Percent
1	United States	472	46.4%
2	China	222	21.8%
3	Germany	133	13.1%
4	France	43	4.2%
5	Netherlands	24	2.4%
6	Japan	18	1.8%
7	Singapore	14	1.4%
8	Cyprus	13	1.3%
9	Australia	11	1.1%
10	Ireland	9	0.9%
11	India	8	0.8%
12	Iran, Islamic Republic of	7	0.7%
13	Canada	7	0.7%
14	Ukraine	6	0.6%
15	Spain	3	0.3%
16	Sweden	3	0.3%
17	Italy	3	0.3%
18	Czech Republic	3	0.3%
19	Egypt	2	0.2%
20	Austria	2	0.2%
21	Bangladesh	2	0.2%
22	Brazil	2	0.2%
23	Argentina	2	0.2%
24	Thailand	2	0.2%
25	United Kingdom	1	0.1%
26	Switzerland	1	0.1%
27	Malaysia	1	0.1%
28	Russia	1	0.1%
29	Saudi Arabia	1	0.1%
30	Israel	1	0.1%