Rank	Countries/Territories	Count	Percent
1	United States	453	34.2%
2	China	340	25.7%
3	Japan	226	17.1%
4	Germany	61	4.6%
5	Singapore	52	3.9%
6	Canada	49	3.7%
7	Russia	16	1.2%
8	Netherlands	13	1%
9	France	12	0.9%
10	India	12	0.9%
11	Hong Kong	10	0.8%
12	United Kingdom	10	0.8%
13	Malaysia	9	0.7%
14	Turkey	8	0.6%
15	Cyprus	6	0.5%
16	Australia	5	0.4%
17	Korea, Republic of	5	0.4%
18	Italy	5	0.4%
19	Iran, Islamic Republic of	4	0.3%
20	Greece	3	0.2%
21	Argentina	3	0.2%
22	Denmark	3	0.2%
23	Ecuador	2	0.2%
24	Ethiopia	2	0.2%
25	Ireland	2	0.2%
26	Mauritius	2	0.2%
27	South Africa	2	0.2%
28	Switzerland	2	0.2%
29	Taiwan	1	0.1%
30	Ukraine	1	0.1%
31	Viet Nam	1	0.1%
32	Poland	1	0.1%
33	Portugal	1	0.1%
34	Israel	1	0.1%
35	Belgium	1	0.1%