Rank	Countries/Territories	Count	Percent
1	United States	520	45.5%
2	China	207	18.1%
3	Germany	97	8.5%
4	India	51	4.5%
5	Japan	23	2%
6	United Kingdom	22	1.9%
7	Netherlands	20	1.8%
8	Taiwan	19	1.7%
9	New Zealand	18	1.6%
10	Romania	15	1.3%
11	Singapore	15	1.3%
12	Korea, Republic of	14	1.2%
13	France	13	1.1%
14	Ireland	12	1.1%
15	Hong Kong	9	0.8%
16	Cyprus	9	0.8%
17	Iran, Islamic Republic of	7	0.6%
18	Nigeria	6	0.5%
19	Malaysia	5	0.4%
20	Mexico	5	0.4%
21	Canada	4	0.4%
22	Brazil	4	0.4%
23	Australia	3	0.3%
24	Greece	3	0.3%
25	Israel	3	0.3%
26	Italy	3	0.3%
27	Poland	3	0.3%
28	Thailand	3	0.3%
29	Ukraine	3	0.3%
30	Switzerland	2	0.2%
31	Turkey	2	0.2%
32	Saudi Arabia	2	0.2%
33	Oman	2	0.2%
34	Pakistan	2	0.2%
35	Argentina	2	0.2%
36	Colombia	2	0.2%
37	Cote D'ivoire	2	0.2%
38	Austria	1	0.1%
39	Burkina Faso	1	0.1%
40	Czech Republic	1	0.1%
41	Denmark	1	0.1%
42	Russia	1	0.1%
43	Morocco	1	0.1%
44	Norway	1	0.1%
45	Slovakia	1	0.1%
46	Spain	1	0.1%
47	Viet Nam	1	0.1%