Rank	Countries/Territories	Count	Percent
1	United States	162	26.9%
2	China	107	17.7%
3	Netherlands	41	6.8%
4	Germany	35	5.8%
5	Slovenia	30	5%
6	United Kingdom	27	4.5%
7	Ireland	21	3.5%
8	Russia	16	2.7%
9	Iraq	12	2%
10	France	10	1.7%
11	Canada	10	1.7%
12	Japan	9	1.5%
13	Indonesia	8	1.3%
14	Turkey	8	1.3%
15	Singapore	7	1.2%
16	India	7	1.2%
17	Egypt	6	1%
18	Namibia	6	1%
19	Thailand	6	1%
20	Ukraine	6	1%
21	Uganda	5	0.8%
22	Australia	5	0.8%
23	Croatia	4	0.7%
24	Iran, Islamic Republic of	4	0.7%
25	Cyprus	3	0.5%
26	Bosnia and Herzegovina	3	0.5%
27	Brazil	3	0.5%
28	Korea, Republic of	3	0.5%
29	Italy	3	0.5%
30	Mexico	3	0.5%
31	Switzerland	3	0.5%
32	Portugal	3	0.5%
33	Slovakia	2	0.3%
34	Lao People's Democratic Republic	2	0.3%
35	Philippines	2	0.3%
36	Nigeria	2	0.3%
37	Estonia	2	0.3%
38	Ethiopia	1	0.2%
39	Ghana	1	0.2%
40	Guyana	1	0.2%
41	Chile	1	0.2%
42	Denmark	1	0.2%
43	Oman	1	0.2%
44	Pakistan	1	0.2%
45	Poland	1	0.2%
46	Nepal	1	0.2%
47	Libya	1	0.2%
48	Lithuania	1	0.2%
49	Mali	1	0.2%
50	Morocco	1	0.2%
51	Tanzania, United Republic of	1	0.2%
52	Romania	1	0.2%
53	Saudi Arabia	1	0.2%
54	Viet Nam	1	0.2%