Rank	Countries/Territories	Count	Percent
1	United States	427	43%
2	China	203	20.4%
3	Germany	130	13.1%
4		27	2.7%
5	Russia	16	1.6%
6	Netherlands	15	1.5%
7	France	14	1.4%
8	India	13	1.3%
9	Ireland	12	1.2%
10	Iran, Islamic Republic of	9	0.9%
11	Japan	9	0.9%
12	Canada	9	0.9%
13	Australia	9	0.9%
14	United Kingdom	9	0.9%
15	Cyprus	8	0.8%
16	Jordan	8	0.8%
17	Bangladesh	7	0.7%
18	Sweden	7	0.7%
19	Switzerland	7	0.7%
20	Taiwan	4	0.4%
21	Egypt	4	0.4%
22	Bahrain	4	0.4%
23	Saudi Arabia	4	0.4%
24	Singapore	3	0.3%
25	Malaysia	3	0.3%
26	Mexico	3	0.3%
27	Czech Republic	3	0.3%
28	Brazil	3	0.3%
29	Hong Kong	3	0.3%
30	Ukraine	3	0.3%
31	Turkey	2	0.2%
32	Greece	2	0.2%
33	Denmark	2	0.2%
34	South Africa	2	0.2%
35	Spain	2	0.2%
36	Norway	1	0.1%
37	Pakistan	1	0.1%
38	Portugal	1	0.1%
39	Morocco	1	0.1%
40	Italy	1	0.1%
41	Argentina	1	0.1%
42	Viet Nam	1	0.1%