Rank	Countries/Territories	Count	Percent
1	United States	467	40.4%
2	China	186	16.1%
3	Japan	139	12%
4	Germany	102	8.8%
5	Singapore	32	2.8%
6	France	26	2.2%
7	Iran, Islamic Republic of	24	2.1%
8	India	20	1.7%
9	Korea, Republic of	16	1.4%
10	Netherlands	15	1.3%
11	Switzerland	14	1.2%
12	Greece	14	1.2%
13	Italy	13	1.1%
14	Turkey	9	0.8%
15	Cyprus	8	0.7%
16	Czech Republic	7	0.6%
17	Brazil	7	0.6%
18	Hong Kong	7	0.6%
19	Canada	6	0.5%
20	United Kingdom	6	0.5%
21	Palestine, State of	5	0.4%
22	Russia	5	0.4%
23	Ireland	4	0.3%
24	Norway	3	0.3%
25	New Zealand	2	0.2%
26	Macao	2	0.2%
27	Ukraine	2	0.2%
28	Taiwan	2	0.2%
29	Thailand	2	0.2%
30	Belgium	2	0.2%
31	Denmark	2	0.2%
32	Egypt	1	0.1%
33	Argentina	1	0.1%
34	Croatia	1	0.1%
35	Mexico	1	0.1%
36	Morocco	1	0.1%
37	Pakistan	1	0.1%
38	Virgin Islands, British	1	0.1%