Rank	Countries/Territories	Count	Percent
1	United States	406	34.8%
2	China	393	33.7%
3	Germany	93	8%
4	Japan	75	6.4%
5	Ukraine	36	3.1%
6	Singapore	17	1.5%
7	France	17	1.5%
8	Netherlands	16	1.4%
9	Russia	10	0.9%
10	Australia	9	0.8%
11	Hong Kong	8	0.7%
12	Korea, Republic of	8	0.7%
13	Romania	7	0.6%
14	Belgium	7	0.6%
15	Bangladesh	6	0.5%
16	India	6	0.5%
17	United Kingdom	5	0.4%
18	Switzerland	4	0.3%
19	Iran, Islamic Republic of	4	0.3%
20	Cyprus	4	0.3%
21	Turkey	4	0.3%
22	Ethiopia	3	0.3%
23	Italy	3	0.3%
24	Argentina	3	0.3%
25	Mexico	3	0.3%
26	Peru	2	0.2%
27	Taiwan	2	0.2%
28	South Africa	2	0.2%
29	Canada	2	0.2%
30	Iraq	2	0.2%
31	Ireland	2	0.2%
32	Faroe Islands	2	0.2%
33	Brazil	1	0.1%
34	Serbia	1	0.1%
35	Thailand	1	0.1%
36	Pakistan	1	0.1%
37	Mongolia	1	0.1%
38	Jordan	1	0.1%