Rank	Countries/Territories	Count	Percent
1	United States	462	43.3%
2	China	278	26.1%
3	Germany	90	8.4%
4	United Kingdom	60	5.6%
5	France	22	2.1%
6	Japan	17	1.6%
7	Singapore	16	1.5%
8	Canada	15	1.4%
9	Australia	15	1.4%
10	Netherlands	12	1.1%
11	Russia	10	0.9%
12	India	10	0.9%
13	Cyprus	7	0.7%
14	Nigeria	5	0.5%
15	Malaysia	4	0.4%
16	Iran, Islamic Republic of	4	0.4%
17	Ethiopia	4	0.4%
18	Ireland	3	0.3%
19	Italy	3	0.3%
20	Poland	3	0.3%
21	Romania	3	0.3%
22	Spain	3	0.3%
23	Sweden	2	0.2%
24	Turkey	2	0.2%
25	Saudi Arabia	2	0.2%
26	Hong Kong	2	0.2%
27	Armenia	2	0.2%
28	Argentina	1	0.1%
29	Bangladesh	1	0.1%
30	Denmark	1	0.1%
31	Egypt	1	0.1%
32	Iraq	1	0.1%
33	Slovakia	1	0.1%
34	Ukraine	1	0.1%
35	Thailand	1	0.1%
36	Pakistan	1	0.1%
37	Mongolia	1	0.1%
38	Korea, Republic of	1	0.1%