Rank	Countries/Territories	Count	Percent
1	United States	431	54.1%
2	China	111	13.9%
3	Germany	60	7.5%
4	Japan	35	4.4%
5	Canada	24	3%
6	Australia	19	2.4%
7	India	14	1.8%
8	United Kingdom	14	1.8%
9	Korea, Republic of	13	1.6%
10	Netherlands	12	1.5%
11	France	11	1.4%
12	Ireland	8	1%
13	Singapore	7	0.9%
14	Norway	4	0.5%
15	Mauritius	3	0.4%
16	Poland	3	0.4%
17	Viet Nam	2	0.3%
18	South Africa	2	0.3%
19	Sweden	2	0.3%
20	Morocco	2	0.3%
21	Italy	2	0.3%
22	Bulgaria	2	0.3%
23	Cyprus	2	0.3%
24	Denmark	2	0.3%
25	Finland	1	0.1%
26	Austria	1	0.1%
27	Belgium	1	0.1%
28	Israel	1	0.1%
29	Iran, Islamic Republic of	1	0.1%
30	Hong Kong	1	0.1%
31	Pakistan	1	0.1%
32	Philippines	1	0.1%
33	Switzerland	1	0.1%
34	Ukraine	1	0.1%
35	Russia	1	0.1%