Rank	Countries/Territories	Count	Percent
1	United States	297	52.2%
2	China	83	14.6%
3	Germany	50	8.8%
4	India	26	4.6%
5	United Kingdom	13	2.3%
6	Ghana	10	1.8%
7	Netherlands	9	1.6%
8	France	8	1.4%
9	Switzerland	8	1.4%
10	Cyprus	7	1.2%
11	Nigeria	5	0.9%
12	South Africa	4	0.7%
13	Ethiopia	4	0.7%
14	Australia	3	0.5%
15	Ireland	3	0.5%
16	Tanzania, United Republic of	3	0.5%
17	Taiwan	2	0.4%
18	Turkey	2	0.4%
19	Singapore	2	0.4%
20	Pakistan	2	0.4%
21	Mongolia	2	0.4%
22	New Zealand	2	0.4%
23	Italy	2	0.4%
24	Malaysia	2	0.4%
25	Mauritius	2	0.4%
26	Hong Kong	2	0.4%
27	Iraq	2	0.4%
28	Canada	2	0.4%
29	Argentina	2	0.4%
30	Zambia	2	0.4%
31	Egypt	1	0.2%
32	Colombia	1	0.2%
33	Mexico	1	0.2%
34	Japan	1	0.2%
35	Saudi Arabia	1	0.2%
36	Ukraine	1	0.2%
37	Venezuela, Bolivarian Republic of	1	0.2%
38	Thailand	1	0.2%