Rank	Countries/Territories	Count	Percent
1	United States	665	48.3%
2	China	337	24.5%
3	Germany	73	5.3%
4	Norway	39	2.8%
5		30	2.2%
6	India	28	2%
7	Singapore	21	1.5%
8	United Kingdom	21	1.5%
9	France	19	1.4%
10	Japan	19	1.4%
11	Taiwan	13	0.9%
12	Canada	12	0.9%
13	Australia	11	0.8%
14	Netherlands	10	0.7%
15	Korea, Republic of	9	0.7%
16	Ukraine	7	0.5%
17	Turkey	6	0.4%
18	Sweden	6	0.4%
19	Russia	6	0.4%
20	Brazil	5	0.4%
21	Cyprus	5	0.4%
22	Bosnia and Herzegovina	4	0.3%
23	Spain	4	0.3%
24	South Africa	3	0.2%
25	Thailand	3	0.2%
26	Mauritius	3	0.2%
27	Iran, Islamic Republic of	3	0.2%
28	Ireland	3	0.2%
29	Israel	3	0.2%
30	New Zealand	2	0.1%
31	Pakistan	2	0.1%
32	Serbia	1	0.1%
33	Slovenia	1	0.1%
34	Italy	1	0.1%
35	Hong Kong	1	0.1%
36	Argentina	1	0.1%
37	Denmark	1	0.1%