Rank	Countries/Territories	Count	Percent
1	United States	500	47.8%
2	China	223	21.3%
3	Germany	132	12.6%
4	Canada	19	1.8%
5	United Kingdom	17	1.6%
6	Brazil	14	1.3%
7	Russia	13	1.2%
8	Taiwan	11	1.1%
9	France	11	1.1%
10	Japan	9	0.9%
11	Hong Kong	9	0.9%
12	Singapore	9	0.9%
13	Netherlands	9	0.9%
14	Australia	8	0.8%
15	Italy	6	0.6%
16	Turkey	5	0.5%
17	Cyprus	5	0.5%
18	Korea, Republic of	5	0.5%
19	Lithuania	4	0.4%
20	Indonesia	4	0.4%
21	Finland	4	0.4%
22	South Africa	4	0.4%
23	Iran, Islamic Republic of	3	0.3%
24	Malaysia	3	0.3%
25	Ireland	2	0.2%
26	Denmark	2	0.2%
27	Belgium	2	0.2%
28	Sweden	2	0.2%
29	Ukraine	2	0.2%
30	India	2	0.2%
31	Thailand	1	0.1%
32	Switzerland	1	0.1%
33	New Zealand	1	0.1%
34	Poland	1	0.1%
35	Portugal	1	0.1%
36	Israel	1	0.1%