Rank	Countries/Territories	Count	Percent
1	China	495	57.8%
2	United States	148	17.3%
3	Germany	24	2.8%
4	Ghana	22	2.6%
5	Australia	22	2.6%
6	Japan	14	1.6%
7	Korea, Republic of	11	1.3%
8	Italy	10	1.2%
9	Singapore	9	1.1%
10	Taiwan	8	0.9%
11	South Africa	6	0.7%
12		6	0.7%
13	Ethiopia	5	0.6%
14	France	5	0.6%
15	Russia	5	0.6%
16	Viet Nam	5	0.6%
17	United Kingdom	4	0.5%
18	New Zealand	4	0.5%
19	Hong Kong	4	0.5%
20	Iran, Islamic Republic of	4	0.5%
21	Denmark	3	0.4%
22	Argentina	3	0.4%
23	Pakistan	3	0.4%
24	Mexico	3	0.4%
25	Kenya	3	0.4%
26	Thailand	3	0.4%
27	United Arab Emirates	2	0.2%
28	Netherlands	2	0.2%
29	Romania	2	0.2%
30	Tanzania, United Republic of	2	0.2%
31	Brazil	2	0.2%
32	Egypt	2	0.2%
33	Iraq	2	0.2%
34	Canada	2	0.2%
35	Israel	2	0.2%
36	Ireland	1	0.1%
37	Hungary	1	0.1%
38	Indonesia	1	0.1%
39	Burkina Faso	1	0.1%
40	Senegal	1	0.1%
41	Mongolia	1	0.1%
42	Malaysia	1	0.1%
43	Turkey	1	0.1%
44	Ukraine	1	0.1%