Rank	Countries/Territories	Count	Percent
1	United States	577	36.3%
2	China	517	32.5%
3	Germany	103	6.5%
4	Japan	75	4.7%
5	Ukraine	43	2.7%
6	Canada	35	2.2%
7	France	29	1.8%
8	Singapore	27	1.7%
9	Russia	21	1.3%
10		20	1.3%
11	Iran, Islamic Republic of	16	1%
12	Netherlands	14	0.9%
13	Korea, Republic of	12	0.8%
14	United Kingdom	12	0.8%
15	Cyprus	11	0.7%
16	India	10	0.6%
17	Spain	8	0.5%
18	Ireland	6	0.4%
19	Hong Kong	6	0.4%
20	Australia	5	0.3%
21	Sweden	5	0.3%
22	Egypt	4	0.3%
23	Ethiopia	4	0.3%
24	Brazil	3	0.2%
25	Italy	3	0.2%
26	Iraq	2	0.1%
27	Latvia	2	0.1%
28	Malaysia	2	0.1%
29	Taiwan	2	0.1%
30	Turkey	2	0.1%
31	Romania	2	0.1%
32	Colombia	2	0.1%
33	Austria	2	0.1%
34	Czech Republic	2	0.1%
35	Denmark	1	0.1%
36	Andorra	1	0.1%
37	Argentina	1	0.1%
38	Pakistan	1	0.1%
39	Mexico	1	0.1%
40	South Africa	1	0.1%