Rank	Countries/Territories	Count	Percent
1	United States	347	43.5%
2	China	257	32.2%
3	Germany	78	9.8%
4	France	29	3.6%
5	Japan	11	1.4%
6	Ukraine	11	1.4%
7	Singapore	9	1.1%
8	Australia	8	1%
9	Canada	7	0.9%
10	Netherlands	7	0.9%
11	Cyprus	4	0.5%
12	India	4	0.5%
13	Iran, Islamic Republic of	4	0.5%
14	Belgium	3	0.4%
15	United Kingdom	3	0.4%
16	Taiwan	2	0.3%
17	Hong Kong	2	0.3%
18	Israel	2	0.3%
19	Malaysia	2	0.3%
20	Mongolia	2	0.3%
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%