Rank	Countries/Territories	Count	Percent
1	United States	505	34.9%
2	China	354	24.5%
3	Germany	141	9.8%
4	United Kingdom	75	5.2%
5	Russia	73	5.1%
6	India	50	3.5%
7	Netherlands	38	2.6%
8	Japan	23	1.6%
9	Canada	22	1.5%
10	France	19	1.3%
11	Austria	12	0.8%
12	New Zealand	11	0.8%
13	Indonesia	10	0.7%
14	Belgium	8	0.6%
15	Brazil	8	0.6%
16	Australia	7	0.5%
17	South Africa	7	0.5%
18	Spain	6	0.4%
19	Cyprus	6	0.4%
20	Ireland	6	0.4%
21	Italy	6	0.4%
22	Poland	6	0.4%
23	Norway	5	0.3%
24	Pakistan	5	0.3%
25	Malaysia	5	0.3%
26	Denmark	5	0.3%
27	Korea, Republic of	4	0.3%
28	Taiwan	4	0.3%
29	Thailand	3	0.2%
30	Argentina	3	0.2%
31	Greece	3	0.2%
32	Switzerland	3	0.2%
33	Hong Kong	2	0.1%
34	Iran, Islamic Republic of	2	0.1%
35	Turkey	2	0.1%
36	Ukraine	1	0.1%
37	Portugal	1	0.1%
38	Saudi Arabia	1	0.1%
39	Mongolia	1	0.1%
40	Hungary	1	0.1%
41	Viet Nam	1	0.1%