Rank	Countries/Territories	Count	Percent
1	United States	515	37.1%
2	China	424	30.5%
3	Germany	101	7.3%
4	United Kingdom	98	7.1%
5	Netherlands	37	2.7%
6	Belgium	25	1.8%
7	Japan	22	1.6%
8	Brazil	19	1.4%
9	Hong Kong	13	0.9%
10	Canada	12	0.9%
11	Switzerland	12	0.9%
12	Bulgaria	9	0.6%
13	Korea, Republic of	9	0.6%
14	Italy	8	0.6%
15	Sweden	7	0.5%
16	Spain	6	0.4%
17	Russia	6	0.4%
18	Singapore	6	0.4%
19	France	6	0.4%
20	Cyprus	5	0.4%
21	Ireland	4	0.3%
22	South Africa	4	0.3%
23	Philippines	4	0.3%
24	Mauritius	4	0.3%
25	Australia	3	0.2%
26	Bangladesh	3	0.2%
27	Turkey	3	0.2%
28	Taiwan	2	0.1%
29	Iran, Islamic Republic of	2	0.1%
30	Mongolia	2	0.1%
31	Morocco	2	0.1%
32	Latvia	2	0.1%
33	Malaysia	2	0.1%
34	Portugal	2	0.1%
35	Romania	2	0.1%
36	Norway	2	0.1%
37	New Zealand	1	0.1%
38	Nigeria	1	0.1%
39	Isle of Man	1	0.1%
40	India	1	0.1%
41	Benin	1	0.1%
42	Argentina	1	0.1%
43	Ukraine	1	0.1%