Rank	Countries/Territories	Count	Percent
1	United States	421	46.1%
2	China	133	14.6%
3	Germany	103	11.3%
4	Korea, Republic of	46	5%
5	Canada	41	4.5%
6	Netherlands	21	2.3%
7	Taiwan	20	2.2%
8	Russia	13	1.4%
9	Japan	12	1.3%
10	United Kingdom	10	1.1%
11	France	9	1%
12	India	8	0.9%
13	Norway	7	0.8%
14	Malaysia	6	0.7%
15	Cyprus	6	0.7%
16	Australia	6	0.7%
17	Ukraine	6	0.7%
18	Brazil	5	0.5%
19	Saudi Arabia	4	0.4%
20	Singapore	3	0.3%
21	Slovenia	3	0.3%
22	Sweden	3	0.3%
23	New Zealand	3	0.3%
24	Nigeria	2	0.2%
25	Thailand	2	0.2%
26	Turkey	2	0.2%
27	Argentina	2	0.2%
28	Indonesia	2	0.2%
29	Ireland	2	0.2%
30	Italy	2	0.2%
31	Georgia	2	0.2%
32	Greece	2	0.2%
33	Belgium	1	0.1%
34	Egypt	1	0.1%
35	Finland	1	0.1%
36	South Africa	1	0.1%
37	Oman	1	0.1%
38	Portugal	1	0.1%
39	Libya	1	0.1%