Rank	Countries/Territories	Count	Percent
1	United States	309	29.4%
2	China	288	27.4%
3	Germany	124	11.8%
4	Nigeria	56	5.3%
5	India	40	3.8%
6	Indonesia	31	3%
7	Spain	23	2.2%
8		20	1.9%
9	France	14	1.3%
10	Ghana	13	1.2%
11	Netherlands	12	1.1%
12	Hong Kong	11	1%
13	Japan	9	0.9%
14	Iran, Islamic Republic of	9	0.9%
15	Cyprus	7	0.7%
16	Philippines	7	0.7%
17	Rwanda	7	0.7%
18	Mauritius	6	0.6%
19	Bulgaria	6	0.6%
20	Romania	5	0.5%
21	Libya	4	0.4%
22	Iraq	4	0.4%
23	Ireland	4	0.4%
24	Turkey	4	0.4%
25	Australia	3	0.3%
26	Pakistan	3	0.3%
27	Saudi Arabia	3	0.3%
28	Singapore	2	0.2%
29	Liechtenstein	2	0.2%
30	Kenya	2	0.2%
31	Brazil	2	0.2%
32	Burkina Faso	2	0.2%
33	Greece	2	0.2%
34	Georgia	2	0.2%
35	Switzerland	2	0.2%
36	United Kingdom	2	0.2%
37	Viet Nam	1	0.1%
38	Yemen	1	0.1%
39	Syrian Arab Republic	1	0.1%
40	Uganda	1	0.1%
41	Canada	1	0.1%
42	Bangladesh	1	0.1%
43	Argentina	1	0.1%
44	Mongolia	1	0.1%
45	South Africa	1	0.1%
46	Russia	1	0.1%