Rank	Countries/Territories	Count	Percent
1	United States	555	39.1%
2	China	265	18.6%
3	Germany	190	13.4%
4	United Kingdom	75	5.3%
5	France	27	1.9%
6	Canada	22	1.5%
7	Taiwan	22	1.5%
8	Denmark	19	1.3%
9	India	19	1.3%
10	Switzerland	18	1.3%
11	Turkey	18	1.3%
12	Japan	17	1.2%
13	Malaysia	17	1.2%
14	Spain	14	1%
15	Thailand	13	0.9%
16	Russia	12	0.8%
17	Netherlands	11	0.8%
18	Ireland	11	0.8%
19	Colombia	9	0.6%
20	Singapore	9	0.6%
21	Korea, Republic of	8	0.6%
22	Czech Republic	8	0.6%
23	Belgium	8	0.6%
24	Indonesia	8	0.6%
25	Ukraine	8	0.6%
26	Australia	7	0.5%
27	Cyprus	7	0.5%
28	Argentina	5	0.4%
29	Portugal	4	0.3%
30	Hungary	3	0.2%
31	Iran, Islamic Republic of	2	0.1%
32	Bangladesh	2	0.1%
33	Lebanon	2	0.1%
34	Lithuania	1	0.1%
35	Pakistan	1	0.1%
36	Poland	1	0.1%
37	Mongolia	1	0.1%
38	Sweden	1	0.1%
39	Greece	1	0.1%