Rank	Countries/Territories	Count	Percent
1	United States	538	29.3%
2	China	475	25.8%
3	Japan	179	9.7%
4	Germany	81	4.4%
5	Canada	63	3.4%
6	United Kingdom	58	3.2%
7	Russia	53	2.9%
8	Netherlands	47	2.6%
9	Singapore	40	2.2%
10	India	37	2%
11	Australia	27	1.5%
12	Ireland	22	1.2%
13	France	17	0.9%
14	Spain	15	0.8%
15	Korea, Republic of	14	0.8%
16	Iran, Islamic Republic of	12	0.7%
17	Cyprus	11	0.6%
18	Hong Kong	9	0.5%
19	Taiwan	9	0.5%
20	Turkey	9	0.5%
21	Malaysia	9	0.5%
22	Denmark	8	0.4%
23	Argentina	8	0.4%
24	Brazil	7	0.4%
25	Finland	5	0.3%
26	Iraq	5	0.3%
27	Pakistan	5	0.3%
28	Mongolia	4	0.2%
29	Nigeria	4	0.2%
30	Norway	4	0.2%
31	Ukraine	4	0.2%
32	Romania	4	0.2%
33	Greece	4	0.2%
34	Belgium	4	0.2%
35	Cote D'ivoire	3	0.2%
36	Indonesia	3	0.2%
37	Hungary	2	0.1%
38	Lebanon	2	0.1%
39	Italy	2	0.1%
40	Costa Rica	2	0.1%
41	Czech Republic	2	0.1%
42	Bangladesh	2	0.1%
43	Chile	2	0.1%
44	Thailand	2	0.1%
45	Sweden	2	0.1%
46	Mauritius	2	0.1%
47	Mexico	2	0.1%
48	Philippines	2	0.1%
49	Poland	2	0.1%
50	Portugal	2	0.1%
51	Slovenia	2	0.1%
52	South Africa	1	0.1%
53	Morocco	1	0.1%
54	New Zealand	1	0.1%
55	Switzerland	1	0.1%
56	Tunisia	1	0.1%
57	United Arab Emirates	1	0.1%
58	Viet Nam	1	0.1%
59	Colombia	1	0.1%
60	Ethiopia	1	0.1%
61	Israel	1	0.1%
62	Lithuania	1	0.1%