Rank	Countries/Territories	Count	Percent
1	United States	579	26.4%
2	China	550	25.1%
3	Japan	378	17.3%
4	Germany	126	5.8%
5	Latvia	80	3.7%
6	Singapore	66	3%
7	Belgium	59	2.7%
8	France	58	2.6%
9	Canada	53	2.4%
10	Netherlands	25	1.1%
11	Korea, Republic of	22	1%
12	India	20	0.9%
13	Sweden	19	0.9%
14	Ukraine	18	0.8%
15	United Kingdom	17	0.8%
16	Australia	15	0.7%
17	Cyprus	14	0.6%
18	Denmark	12	0.5%
19	Italy	8	0.4%
20	Russia	7	0.3%
21	Portugal	7	0.3%
22	Switzerland	6	0.3%
23	Spain	6	0.3%
24	Argentina	6	0.3%
25	Egypt	5	0.2%
26	Hong Kong	3	0.1%
27	Ireland	3	0.1%
28	Brazil	3	0.1%
29	Turkey	3	0.1%
30	South Africa	3	0.1%
31	Norway	3	0.1%
32	Malaysia	3	0.1%
33	Mexico	2	0.1%
34	Poland	2	0.1%
35	Romania	2	0.1%
36	Thailand	2	0.1%
37	Bulgaria	2	0.1%
38	Ecuador	2	0.1%
39	Croatia	1	0%
40	Iran, Islamic Republic of	1	0%