Rank	Countries/Territories	Count	Percent
1	United States	317	48.8%
2	China	131	20.2%
3	Germany	73	11.2%
4	Taiwan	22	3.4%
5	France	20	3.1%
6	Netherlands	20	3.1%
7	Japan	17	2.6%
8	Singapore	12	1.8%
9	Canada	5	0.8%
10	Ukraine	5	0.8%
11	Cyprus	4	0.6%
12	India	4	0.6%
13	Hong Kong	3	0.5%
14	Bulgaria	2	0.3%
15	Australia	2	0.3%
16	South Africa	2	0.3%
17	United Kingdom	2	0.3%
18	Thailand	2	0.3%
19	Turkey	2	0.3%
20	Spain	1	0.2%
21	Poland	1	0.2%
22	Korea, Republic of	1	0.2%
23	Bangladesh	1	0.2%