Rank	Countries/Territories	Count	Percent
1	China	291	30.2%
2	United States	234	24.2%
3	Germany	101	10.5%
4	Iran, Islamic Republic of	45	4.7%
5	Canada	24	2.5%
6	Ghana	23	2.4%
7	Netherlands	21	2.2%
8	Japan	19	2%
9	Australia	14	1.5%
10	Ireland	13	1.3%
11	United Arab Emirates	13	1.3%
12	Somalia	12	1.2%
13	India	12	1.2%
14	Taiwan	11	1.1%
15	Singapore	9	0.9%
16	Malaysia	9	0.9%
17	Mexico	8	0.8%
18	Nigeria	7	0.7%
19	Indonesia	7	0.7%
20	Turkey	7	0.7%
21	United Kingdom	7	0.7%
22	Spain	7	0.7%
23	Russia	7	0.7%
24	Thailand	6	0.6%
25	Italy	5	0.5%
26	Cameroon	5	0.5%
27	Bolivia, Plurinational State of	5	0.5%
28	Cyprus	5	0.5%
29	Botswana	3	0.3%
30	Iraq	3	0.3%
31	Serbia	3	0.3%
32	Romania	3	0.3%
33	Portugal	2	0.2%
34	Sweden	2	0.2%
35	Viet Nam	2	0.2%
36	Austria	2	0.2%
37	Egypt	2	0.2%
38	France	2	0.2%
39	Greece	2	0.2%
40	Hong Kong	2	0.2%
41	Argentina	1	0.1%
42	Brazil	1	0.1%
43	Bulgaria	1	0.1%
44	Israel	1	0.1%
45	Oman	1	0.1%
46	Pakistan	1	0.1%
47	Moldova, Republic of	1	0.1%
48	Mauritius	1	0.1%
49	Ukraine	1	0.1%
50	South Africa	1	0.1%