Rank	Countries/Territories	Count	Percent
1	United States	451	30.6%
2	China	430	29.2%
3	United Kingdom	78	5.3%
4	Germany	62	4.2%
5	Australia	58	3.9%
6	Poland	53	3.6%
7	Korea, Republic of	52	3.5%
8	Netherlands	43	2.9%
9	Nigeria	26	1.8%
10	Sweden	24	1.6%
11	Japan	23	1.6%
12	France	21	1.4%
13	Russia	17	1.2%
14	Iran, Islamic Republic of	15	1%
15	Bulgaria	14	0.9%
16	Denmark	10	0.7%
17	Belgium	9	0.6%
18	Brazil	8	0.5%
19	Singapore	8	0.5%
20	Hong Kong	7	0.5%
21	Croatia	6	0.4%
22	South Africa	6	0.4%
23	Cyprus	5	0.3%
24	India	5	0.3%
25	Switzerland	5	0.3%
26	Egypt	4	0.3%
27	Canada	4	0.3%
28	Ireland	3	0.2%
29	Norway	3	0.2%
30	Thailand	3	0.2%
31	Ukraine	3	0.2%
32	Oman	2	0.1%
33	Pakistan	2	0.1%
34	Romania	2	0.1%
35	Cote D'ivoire	2	0.1%
36	Chile	1	0.1%
37	Indonesia	1	0.1%
38	Greece	1	0.1%
39	Spain	1	0.1%
40	Philippines	1	0.1%
41	Malaysia	1	0.1%
42	Mexico	1	0.1%
43	Moldova, Republic of	1	0.1%
44	United Arab Emirates	1	0.1%
45	Taiwan	1	0.1%