Rank	Countries/Territories	Count	Percent
1	United States	329	33.7%
2	China	146	15%
3	Germany	128	13.1%
4	Netherlands	69	7.1%
5	Ireland	48	4.9%
6	India	35	3.6%
7	Canada	29	3%
8	United Kingdom	27	2.8%
9		22	2.3%
10	France	19	1.9%
11	Japan	17	1.7%
12	Iran, Islamic Republic of	9	0.9%
13	Viet Nam	9	0.9%
14	Brazil	7	0.7%
15	Philippines	6	0.6%
16	Senegal	6	0.6%
17	Romania	5	0.5%
18	Jordan	5	0.5%
19	Mexico	5	0.5%
20	Israel	4	0.4%
21	Hong Kong	4	0.4%
22	Argentina	4	0.4%
23	Turkey	4	0.4%
24	Saudi Arabia	3	0.3%
25	Taiwan	3	0.3%
26	Australia	3	0.3%
27	Colombia	3	0.3%
28	Korea, Republic of	3	0.3%
29	Malaysia	2	0.2%
30	Kazakhstan	2	0.2%
31	Russia	2	0.2%
32	South Africa	2	0.2%
33	Switzerland	2	0.2%
34	Bangladesh	2	0.2%
35	Indonesia	2	0.2%
36	Ukraine	2	0.2%
37	United Arab Emirates	1	0.1%
38	Iraq	1	0.1%
39	Hungary	1	0.1%
40	Cyprus	1	0.1%
41	Czech Republic	1	0.1%
42	Estonia	1	0.1%
43	Singapore	1	0.1%
44	Palestine, State of	1	0.1%