Rank	Countries/Territories	Count	Percent
1	China	240	29.7%
2	United States	237	29.3%
3	United Kingdom	52	6.4%
4	Germany	38	4.7%
5	India	23	2.8%
6	Japan	19	2.4%
7	Netherlands	17	2.1%
8	Malaysia	15	1.9%
9	Ireland	12	1.5%
10	Switzerland	11	1.4%
11	France	10	1.2%
12	Iraq	9	1.1%
13	Ethiopia	8	1%
14	Brazil	8	1%
15	Iran, Islamic Republic of	7	0.9%
16	Pakistan	7	0.9%
17	Canada	6	0.7%
18	Slovenia	6	0.7%
19	South Africa	5	0.6%
20	Syrian Arab Republic	5	0.6%
21	Thailand	5	0.6%
22	Hong Kong	5	0.6%
23	Denmark	5	0.6%
24	Egypt	5	0.6%
25	Nigeria	5	0.6%
26	Russia	5	0.6%
27	Korea, Republic of	5	0.6%
28	Cyprus	4	0.5%
29	Zambia	4	0.5%
30	Sweden	3	0.4%
31	Turkey	3	0.4%
32	Australia	3	0.4%
33	Mexico	3	0.4%
34	Serbia	2	0.2%
35	Singapore	1	0.1%
36	Palestine, State of	1	0.1%
37	Philippines	1	0.1%
38	Poland	1	0.1%
39	Romania	1	0.1%
40	Mauritius	1	0.1%
41	Jordan	1	0.1%
42	Bangladesh	1	0.1%
43	Burkina Faso	1	0.1%
44	Ghana	1	0.1%
45	Uganda	1	0.1%
46	Ukraine	1	0.1%
47	Taiwan	1	0.1%
48	Tanzania, United Republic of	1	0.1%
49	Spain	1	0.1%
50	Suriname	1	0.1%