Rank	Countries/Territories	Count	Percent
1	United States	379	30%
2	Japan	288	22.8%
3	China	247	19.5%
4	Germany	79	6.2%
5	Singapore	46	3.6%
6	Korea, Republic of	44	3.5%
7	Taiwan	24	1.9%
8	Russia	18	1.4%
9	India	18	1.4%
10	Iran, Islamic Republic of	17	1.3%
11		15	1.2%
12	Netherlands	15	1.2%
13	Canada	10	0.8%
14	Morocco	8	0.6%
15	Poland	7	0.6%
16	Spain	5	0.4%
17	Norway	4	0.3%
18	Cyprus	4	0.3%
19	Hong Kong	4	0.3%
20	France	3	0.2%
21	Palestine, State of	3	0.2%
22	Mexico	3	0.2%
23	South Africa	3	0.2%
24	Thailand	3	0.2%
25	United Kingdom	2	0.2%
26	Sweden	2	0.2%
27	Malaysia	2	0.2%
28	Portugal	2	0.2%
29	Australia	2	0.2%
30	Bangladesh	1	0.1%
31	Brazil	1	0.1%
32	Argentina	1	0.1%
33	Denmark	1	0.1%
34	Israel	1	0.1%
35	Liechtenstein	1	0.1%
36	Lithuania	1	0.1%
37	Turkey	1	0.1%