Rank	Countries/Territories	Count	Percent
1	China	573	56.9%
2	United States	169	16.8%
3	Germany	32	3.2%
4	Australia	27	2.7%
5	Ghana	22	2.2%
6	Japan	16	1.6%
7	Korea, Republic of	12	1.2%
8	Singapore	10	1%
9	Taiwan	10	1%
10	Italy	10	1%
11	Russia	9	0.9%
12	South Africa	7	0.7%
13	France	7	0.7%
14		6	0.6%
15	Ethiopia	5	0.5%
16	Hungary	5	0.5%
17	United Kingdom	5	0.5%
18	Viet Nam	5	0.5%
19	Thailand	5	0.5%
20	Turkey	5	0.5%
21	Iran, Islamic Republic of	4	0.4%
22	Finland	4	0.4%
23	Hong Kong	4	0.4%
24	New Zealand	4	0.4%
25	Pakistan	3	0.3%
26	Romania	3	0.3%
27	Kenya	3	0.3%
28	Mexico	3	0.3%
29	Argentina	3	0.3%
30	Denmark	3	0.3%
31	Ukraine	3	0.3%
32	United Arab Emirates	2	0.2%
33	Uganda	2	0.2%
34	Egypt	2	0.2%
35	Brazil	2	0.2%
36	Burkina Faso	2	0.2%
37	Canada	2	0.2%
38	Iraq	2	0.2%
39	India	2	0.2%
40	Mongolia	2	0.2%
41	Netherlands	2	0.2%
42	Israel	2	0.2%
43	Tanzania, United Republic of	2	0.2%
44	Switzerland	1	0.1%
45	Senegal	1	0.1%
46	Malaysia	1	0.1%
47	Indonesia	1	0.1%
48	Ireland	1	0.1%
49	Bangladesh	1	0.1%