Rank	Countries/Territories	Count	Percent
1	United States	199	36.5%
2	Germany	78	14.3%
3	China	70	12.8%
4	Japan	36	6.6%
5	India	22	4%
6	Netherlands	16	2.9%
7	Taiwan	12	2.2%
8		9	1.7%
9	United Kingdom	9	1.7%
10	Spain	8	1.5%
11	France	6	1.1%
12	Iran, Islamic Republic of	6	1.1%
13	Ireland	6	1.1%
14	Mexico	6	1.1%
15	Malaysia	5	0.9%
16	Canada	5	0.9%
17	Korea, Republic of	4	0.7%
18	Georgia	4	0.7%
19	Cyprus	4	0.7%
20	Ecuador	3	0.6%
21	Hungary	3	0.6%
22	New Zealand	3	0.6%
23	Romania	3	0.6%
24	South Africa	3	0.6%
25	Russia	2	0.4%
26	Thailand	2	0.4%
27	Philippines	2	0.4%
28	Argentina	2	0.4%
29	Australia	1	0.2%
30	Colombia	1	0.2%
31	Egypt	1	0.2%
32	Ghana	1	0.2%
33	Hong Kong	1	0.2%
34	Libya	1	0.2%
35	Iraq	1	0.2%
36	Poland	1	0.2%
37	Moldova, Republic of	1	0.2%
38	Turkey	1	0.2%
39	Ukraine	1	0.2%
40	Saudi Arabia	1	0.2%
41	Singapore	1	0.2%
42	Slovakia	1	0.2%
43	Sweden	1	0.2%
44	Switzerland	1	0.2%
45	Venezuela, Bolivarian Republic of	1	0.2%