Rank	Countries/Territories	Count	Percent
1	United States	482	38.1%
2	China	345	27.3%
3	Germany	101	8%
4	United Kingdom	98	7.7%
5	Netherlands	34	2.7%
6	Belgium	25	2%
7	Japan	20	1.6%
8	Brazil	19	1.5%
9	Hong Kong	12	0.9%
10	Switzerland	12	0.9%
11	Canada	11	0.9%
12	Bulgaria	9	0.7%
13	Italy	8	0.6%
14	Korea, Republic of	7	0.6%
15	Sweden	7	0.6%
16	Spain	6	0.5%
17	Russia	6	0.5%
18	Singapore	6	0.5%
19	France	6	0.5%
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	Iran, Islamic Republic of	2	0.2%
29	Morocco	2	0.2%
30	Malaysia	2	0.2%
31	Portugal	2	0.2%
32	Romania	2	0.2%
33	Norway	2	0.2%
34	Taiwan	2	0.2%
35	Latvia	1	0.1%
36	New Zealand	1	0.1%
37	Nigeria	1	0.1%
38	Isle of Man	1	0.1%
39	India	1	0.1%
40	Benin	1	0.1%
41	Argentina	1	0.1%
42	Ukraine	1	0.1%