Rank	Countries/Territories	Count	Percent
1	United States	490	44.1%
2	China	336	30.3%
3	Germany	109	9.8%
4	Japan	44	4%
5	France	37	3.3%
6	Canada	12	1.1%
7	Ukraine	11	1%
8	Singapore	11	1%
9	Netherlands	10	0.9%
10	Australia	10	0.9%
11	Taiwan	7	0.6%
12	Cyprus	5	0.5%
13	India	5	0.5%
14	Iran, Islamic Republic of	4	0.4%
15	Belgium	3	0.3%
16	United Kingdom	3	0.3%
17	Hong Kong	2	0.2%
18	Israel	2	0.2%
19	Malaysia	2	0.2%
20	Mongolia	2	0.2%
21	Korea, Republic of	1	0.1%
22	Italy	1	0.1%
23	Thailand	1	0.1%
24	South Africa	1	0.1%
25	Switzerland	1	0.1%