Rank	Countries/Territories	Count	Percent
1	United States	841	26.6%
2	China	577	18.2%
3	Japan	384	12.1%
4	Germany	261	8.3%
5	United Kingdom	138	4.4%
6	India	103	3.3%
7	Singapore	92	2.9%
8	Cyprus	76	2.4%
9	Belgium	65	2.1%
10	France	56	1.8%
11	Indonesia	50	1.6%
12	Canada	46	1.5%
13	Australia	35	1.1%
14	Korea, Republic of	34	1.1%
15	Netherlands	33	1%
16	Italy	32	1%
17	Taiwan	32	1%
18	Romania	31	1%
19	Switzerland	18	0.6%
20	Malaysia	18	0.6%
21	Pakistan	18	0.6%
22	South Africa	15	0.5%
23	Spain	15	0.5%
24	Nigeria	13	0.4%
25	Denmark	13	0.4%
26	Egypt	12	0.4%
27	Hong Kong	12	0.4%
28	Ireland	12	0.4%
29	Sweden	12	0.4%
30	Mexico	10	0.3%
31	Norway	8	0.3%
32	Austria	8	0.3%
33	Iran, Islamic Republic of	8	0.3%
34	Portugal	8	0.3%
35	United Arab Emirates	8	0.3%
36	Russia	7	0.2%
37	Chile	7	0.2%
38	Brazil	7	0.2%
39	Peru	5	0.2%
40	Turkey	5	0.2%
41	Lithuania	4	0.1%
42	Libya	3	0.1%
43	Morocco	3	0.1%
44	Saudi Arabia	3	0.1%
45	Serbia	2	0.1%
46	Slovakia	2	0.1%
47	Tanzania, United Republic of	2	0.1%
48	Zimbabwe	2	0.1%
49	Palestine, State of	2	0.1%
50	Israel	2	0.1%
51	Bangladesh	2	0.1%
52	Argentina	2	0.1%
53	Greece	2	0.1%
54	Latvia	1	0%
55	Poland	1	0%
56	Viet Nam	1	0%
57	Thailand	1	0%
58	Ukraine	1	0%
59	Slovenia	1	0%