Rank	Countries/Territories	Count	Percent
1	United States	223	53.5%
2	China	52	12.5%
3	Germany	37	8.9%
4	India	26	6.2%
5	Ghana	9	2.2%
6	Netherlands	7	1.7%
7	France	6	1.4%
8	Cyprus	6	1.4%
9	Ethiopia	4	1%
10	South Africa	4	1%
11	Nigeria	4	1%
12	United Kingdom	3	0.7%
13	Ireland	3	0.7%
14	Malaysia	2	0.5%
15	Mauritius	2	0.5%
16	Iraq	2	0.5%
17	Canada	2	0.5%
18	Singapore	2	0.5%
19	Pakistan	2	0.5%
20	Turkey	2	0.5%
21	Taiwan	2	0.5%
22	Tanzania, United Republic of	2	0.5%
23	Mongolia	2	0.5%
24	New Zealand	2	0.5%
25	Zambia	2	0.5%
26	Thailand	1	0.2%
27	Ukraine	1	0.2%
28	Saudi Arabia	1	0.2%
29	Venezuela, Bolivarian Republic of	1	0.2%
30	Egypt	1	0.2%
31	Colombia	1	0.2%
32	Argentina	1	0.2%
33	Australia	1	0.2%
34	Mexico	1	0.2%