Rank	Countries/Territories	Count	Percent
1	United States	327	41.1%
2	China	201	25.3%
3	Germany	82	10.3%
4	Netherlands	18	2.3%
5	Singapore	17	2.1%
6	Canada	14	1.8%
7	Taiwan	13	1.6%
8	Ukraine	13	1.6%
9	France	12	1.5%
10	Japan	11	1.4%
11	India	10	1.3%
12	Russia	9	1.1%
13	United Kingdom	7	0.9%
14	Ireland	6	0.8%
15	Cyprus	6	0.8%
16	Egypt	5	0.6%
17	Iran, Islamic Republic of	5	0.6%
18	Hong Kong	5	0.6%
19	Australia	3	0.4%
20	Thailand	3	0.4%
21	Switzerland	3	0.4%
22	Israel	2	0.3%
23	Portugal	2	0.3%
24	Philippines	2	0.3%
25	Brazil	2	0.3%
26	Bulgaria	2	0.3%
27	Georgia	2	0.3%
28	Korea, Republic of	2	0.3%
29	Lithuania	1	0.1%
30	Malaysia	1	0.1%
31	Mexico	1	0.1%
32	Greece	1	0.1%
33	Poland	1	0.1%
34	Pakistan	1	0.1%
35	Syrian Arab Republic	1	0.1%
36	Slovenia	1	0.1%
37	South Africa	1	0.1%
38	Sri Lanka	1	0.1%
39	Sweden	1	0.1%