Rank	Countries/Territories	Count	Percent
1	China	584	55.8%
2	United States	169	16.1%
3	Germany	39	3.7%
4	Australia	27	2.6%
5	Ghana	22	2.1%
6	Iran, Islamic Republic of	17	1.6%
7	Japan	16	1.5%
8	Korea, Republic of	12	1.1%
9	Singapore	11	1.1%
10	Taiwan	10	1%
11	Italy	10	1%
12	Russia	9	0.9%
13	France	7	0.7%
14	South Africa	7	0.7%
15	United Kingdom	7	0.7%
16		6	0.6%
17	Cameroon	5	0.5%
18	Hungary	5	0.5%
19	Ethiopia	5	0.5%
20	Viet Nam	5	0.5%
21	Thailand	5	0.5%
22	Turkey	5	0.5%
23	Finland	4	0.4%
24	Hong Kong	4	0.4%
25	Romania	4	0.4%
26	New Zealand	4	0.4%
27	Pakistan	3	0.3%
28	Mexico	3	0.3%
29	Kenya	3	0.3%
30	Denmark	3	0.3%
31	Argentina	3	0.3%
32	Ukraine	3	0.3%
33	United Arab Emirates	2	0.2%
34	Uganda	2	0.2%
35	Tanzania, United Republic of	2	0.2%
36	Canada	2	0.2%
37	Brazil	2	0.2%
38	Burkina Faso	2	0.2%
39	Egypt	2	0.2%
40	India	2	0.2%
41	Israel	2	0.2%
42	Iraq	2	0.2%
43	Mongolia	2	0.2%
44	Netherlands	2	0.2%
45	Senegal	1	0.1%
46	Ireland	1	0.1%
47	Malaysia	1	0.1%
48	Indonesia	1	0.1%
49	Bangladesh	1	0.1%
50	Switzerland	1	0.1%