Rank	Countries/Territories	Count	Percent
1	United States	361	38.5%
2	China	242	25.8%
3	Germany	120	12.8%
4	Australia	30	3.2%
5	United Kingdom	13	1.4%
6	Japan	12	1.3%
7	Korea, Republic of	11	1.2%
8	Netherlands	11	1.2%
9	Singapore	10	1.1%
10	Argentina	10	1.1%
11	France	9	1%
12	Italy	9	1%
13	Norway	9	1%
14	Mexico	8	0.9%
15	Bulgaria	8	0.9%
16	Brazil	7	0.7%
17	Cyprus	7	0.7%
18	Ireland	6	0.6%
19	Canada	6	0.6%
20	Philippines	6	0.6%
21	Poland	4	0.4%
22	Cameroon	3	0.3%
23	Iran, Islamic Republic of	3	0.3%
24	South Africa	3	0.3%
25	Switzerland	2	0.2%
26	Taiwan	2	0.2%
27	Thailand	2	0.2%
28	Turkey	2	0.2%
29	Oman	2	0.2%
30	Nigeria	2	0.2%
31	Israel	2	0.2%
32	Mongolia	2	0.2%
33	Czech Republic	2	0.2%
34	Ghana	2	0.2%
35	India	2	0.2%
36	Russia	2	0.2%
37	Isle of Man	1	0.1%
38	Hong Kong	1	0.1%
39	Ethiopia	1	0.1%
40	New Zealand	1	0.1%
41	Ukraine	1	0.1%