Rank	Countries/Territories	Count	Percent
1	United States	378	29.7%
2	China	327	25.7%
3	Japan	162	12.7%
4	Germany	119	9.3%
5	Singapore	56	4.4%
6	France	20	1.6%
7	Ireland	17	1.3%
8	Netherlands	17	1.3%
9	United Kingdom	16	1.3%
10	Korea, Republic of	13	1%
11	Canada	12	0.9%
12	Sweden	10	0.8%
13	Russia	10	0.8%
14	Hong Kong	9	0.7%
15	India	9	0.7%
16	Italy	8	0.6%
17	Iran, Islamic Republic of	8	0.6%
18	Brazil	7	0.5%
19	Turkey	7	0.5%
20	Spain	5	0.4%
21	Poland	5	0.4%
22	Australia	5	0.4%
23	Egypt	5	0.4%
24	Indonesia	5	0.4%
25	Hungary	4	0.3%
26	Malaysia	4	0.3%
27	Cyprus	4	0.3%
28	Colombia	3	0.2%
29	Peru	3	0.2%
30	Ukraine	3	0.2%
31	Romania	2	0.2%
32	Saudi Arabia	2	0.2%
33	Taiwan	2	0.2%
34	Norway	2	0.2%
35	Mexico	2	0.2%
36	Bangladesh	2	0.2%
37	Bulgaria	1	0.1%
38	Chile	1	0.1%
39	Denmark	1	0.1%
40	Ethiopia	1	0.1%
41	Fiji	1	0.1%
42	Argentina	1	0.1%
43	Greece	1	0.1%
44	Pakistan	1	0.1%
45	Nigeria	1	0.1%
46	South Africa	1	0.1%