Rank	Countries/Territories	Count	Percent
1	United States	261	37%
2	Germany	105	14.9%
3	China	85	12%
4	Japan	48	6.8%
5	India	33	4.7%
6	Netherlands	23	3.3%
7	Taiwan	16	2.3%
8	United Kingdom	14	2%
9		9	1.3%
10	Spain	8	1.1%
11	Russia	7	1%
12	Mexico	6	0.8%
13	Austria	6	0.8%
14	Iran, Islamic Republic of	6	0.8%
15	Ireland	6	0.8%
16	France	6	0.8%
17	Canada	5	0.7%
18	Malaysia	5	0.7%
19	Korea, Republic of	4	0.6%
20	Argentina	4	0.6%
21	Cyprus	4	0.6%
22	Georgia	4	0.6%
23	Hungary	3	0.4%
24	Ecuador	3	0.4%
25	Australia	3	0.4%
26	New Zealand	3	0.4%
27	Romania	3	0.4%
28	South Africa	3	0.4%
29	Switzerland	2	0.3%
30	Thailand	2	0.3%
31	Singapore	2	0.3%
32	Philippines	2	0.3%
33	Colombia	2	0.3%
34	Egypt	1	0.1%
35	Iraq	1	0.1%
36	Ghana	1	0.1%
37	Hong Kong	1	0.1%
38	Poland	1	0.1%
39	Libya	1	0.1%
40	Moldova, Republic of	1	0.1%
41	Slovakia	1	0.1%
42	Sweden	1	0.1%
43	Saudi Arabia	1	0.1%
44	Turkey	1	0.1%
45	Ukraine	1	0.1%
46	Venezuela, Bolivarian Republic of	1	0.1%