Rank	Countries/Territories	Count	Percent
1	United States	342	32.3%
2	China	314	29.7%
3	Japan	110	10.4%
4	Germany	51	4.8%
5	Netherlands	30	2.8%
6	India	25	2.4%
7	Singapore	22	2.1%
8	Russia	16	1.5%
9	United Kingdom	16	1.5%
10	Spain	15	1.4%
11	Ireland	15	1.4%
12	France	15	1.4%
13	Italy	12	1.1%
14	Hong Kong	11	1%
15	Taiwan	7	0.7%
16	Cyprus	5	0.5%
17	Australia	4	0.4%
18	Egypt	4	0.4%
19	Hungary	4	0.4%
20	Iran, Islamic Republic of	4	0.4%
21	Switzerland	4	0.4%
22	Korea, Republic of	4	0.4%
23	Jordan	3	0.3%
24	Mexico	3	0.3%
25	Slovakia	3	0.3%
26	Denmark	3	0.3%
27	South Africa	2	0.2%
28	Ukraine	2	0.2%
29	Malaysia	2	0.2%
30	Norway	2	0.2%
31	Pakistan	1	0.1%
32	Panama	1	0.1%
33	Romania	1	0.1%
34	Belgium	1	0.1%
35	Canada	1	0.1%
36	Greece	1	0.1%
37	Israel	1	0.1%
38	Indonesia	1	0.1%
39	Viet Nam	1	0.1%