Rank	Countries/Territories	Count	Percent
1	United States	342	36.3%
2	China	329	34.9%
3	Germany	78	8.3%
4	Japan	26	2.8%
5	Poland	25	2.7%
6	Netherlands	14	1.5%
7	France	14	1.5%
8	Canada	12	1.3%
9	India	10	1.1%
10	Pakistan	8	0.8%
11	Cyprus	7	0.7%
12	Korea, Republic of	6	0.6%
13	Ukraine	6	0.6%
14	United Kingdom	6	0.6%
15	Malaysia	5	0.5%
16	Mexico	4	0.4%
17	Indonesia	4	0.4%
18	Australia	4	0.4%
19	Iceland	4	0.4%
20	Singapore	4	0.4%
21	Spain	4	0.4%
22	Sweden	3	0.3%
23	Switzerland	3	0.3%
24	Turkey	3	0.3%
25	Russia	3	0.3%
26	Saudi Arabia	3	0.3%
27	Iran, Islamic Republic of	3	0.3%
28	Ireland	2	0.2%
29	Italy	2	0.2%
30	Philippines	2	0.2%
31	Nigeria	1	0.1%
32	Norway	1	0.1%
33	Thailand	1	0.1%
34	Georgia	1	0.1%
35	Bangladesh	1	0.1%
36	Brazil	1	0.1%
37	Egypt	1	0.1%