Rank	Countries/Territories	Count	Percent
1	United States	331	28.6%
2	China	321	27.7%
3	Germany	87	7.5%
4	Japan	78	6.7%
5	India	58	5%
6	Korea, Republic of	30	2.6%
7	United Kingdom	29	2.5%
8	Australia	28	2.4%
9	France	25	2.2%
10	Denmark	19	1.6%
11	Canada	17	1.5%
12	Netherlands	16	1.4%
13	Singapore	16	1.4%
14	Poland	10	0.9%
15	Russia	7	0.6%
16	Hong Kong	7	0.6%
17	Malaysia	6	0.5%
18	Spain	6	0.5%
19	Turkey	6	0.5%
20	Ukraine	5	0.4%
21	Sweden	5	0.4%
22	Czech Republic	5	0.4%
23	Italy	4	0.3%
24	Norway	4	0.3%
25	Taiwan	4	0.3%
26	South Africa	3	0.3%
27	New Zealand	3	0.3%
28	Finland	3	0.3%
29	Cyprus	3	0.3%
30	Andorra	3	0.3%
31	Belarus	2	0.2%
32	Colombia	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Ireland	2	0.2%
35	Mauritius	2	0.2%
36	Saudi Arabia	2	0.2%
37	Switzerland	1	0.1%
38	Lebanon	1	0.1%
39	Israel	1	0.1%
40	Belgium	1	0.1%
41	Argentina	1	0.1%
42	Thailand	1	0.1%