Rank	Countries/Territories	Count	Percent
1	United States	480	36.4%
2	China	260	19.7%
3	Germany	119	9%
4	Japan	82	6.2%
5	India	81	6.2%
6	United Kingdom	31	2.4%
7	Netherlands	25	1.9%
8	Ireland	24	1.8%
9	Korea, Republic of	19	1.4%
10	Russia	15	1.1%
11	Denmark	14	1.1%
12	Spain	14	1.1%
13	Italy	13	1%
14	Latvia	13	1%
15	Israel	12	0.9%
16	Canada	10	0.8%
17	Hong Kong	9	0.7%
18	Greece	8	0.6%
19	Brazil	8	0.6%
20	Norway	7	0.5%
21	Taiwan	6	0.5%
22	South Africa	5	0.4%
23	Malaysia	5	0.4%
24	Mexico	4	0.3%
25	Singapore	4	0.3%
26	Portugal	4	0.3%
27	Argentina	4	0.3%
28	Australia	4	0.3%
29	Cyprus	4	0.3%
30	Thailand	4	0.3%
31	Sweden	3	0.2%
32	Switzerland	3	0.2%
33	Iran, Islamic Republic of	3	0.2%
34	Ecuador	3	0.2%
35	Finland	2	0.2%
36	France	2	0.2%
37	Indonesia	2	0.2%
38	Romania	2	0.2%
39	Saudi Arabia	2	0.2%
40	Serbia	2	0.2%
41	Qatar	1	0.1%
42	New Zealand	1	0.1%
43	Kuwait	1	0.1%
44	Turkey	1	0.1%
45	Ukraine	1	0.1%