Rank	Countries/Territories	Count	Percent
1	United States	542	30.5%
2	China	418	23.5%
3	Germany	91	5.1%
4	Korea, Republic of	60	3.4%
5	India	58	3.3%
6	Australia	56	3.2%
7	Taiwan	52	2.9%
8	Japan	40	2.3%
9	Spain	38	2.1%
10	Netherlands	32	1.8%
11	Singapore	32	1.8%
12	Canada	26	1.5%
13	Iran, Islamic Republic of	24	1.4%
14	France	23	1.3%
15	Egypt	23	1.3%
16	Turkey	23	1.3%
17	United Kingdom	23	1.3%
18	Mexico	17	1%
19	Ireland	16	0.9%
20	Romania	15	0.8%
21	Norway	12	0.7%
22	Indonesia	10	0.6%
23	Hong Kong	9	0.5%
24	South Africa	9	0.5%
25	Mauritius	8	0.5%
26	Brazil	8	0.5%
27	Portugal	7	0.4%
28	Saudi Arabia	7	0.4%
29	Russia	6	0.3%
30	Ukraine	6	0.3%
31	Colombia	6	0.3%
32	Ethiopia	6	0.3%
33	Malaysia	5	0.3%
34	Pakistan	5	0.3%
35	Philippines	4	0.2%
36	United Arab Emirates	4	0.2%
37	Italy	4	0.2%
38	Cyprus	3	0.2%
39	Chile	3	0.2%
40	Algeria	3	0.2%
41	Qatar	3	0.2%
42	New Zealand	3	0.2%
43	Sweden	2	0.1%
44	Switzerland	2	0.1%
45	Thailand	2	0.1%
46	Austria	2	0.1%
47	Belgium	2	0.1%
48	Bosnia and Herzegovina	2	0.1%
49	Ecuador	2	0.1%
50	Estonia	2	0.1%
51	Israel	2	0.1%
52	Latvia	2	0.1%
53	Lebanon	2	0.1%
54	Greece	2	0.1%
55	Finland	1	0.1%
56	Lithuania	1	0.1%
57	Czech Republic	1	0.1%
58	Denmark	1	0.1%
59	Bangladesh	1	0.1%
60	Argentina	1	0.1%
61	Uganda	1	0.1%
62	Nigeria	1	0.1%
63	Peru	1	0.1%
64	Mongolia	1	0.1%
65	Slovakia	1	0.1%