Rank	Countries/Territories	Count	Percent
1	United States	352	35.6%
2	China	272	27.5%
3	Germany	75	7.6%
4	Japan	55	5.6%
5	India	40	4%
6	Korea, Republic of	21	2.1%
7	France	18	1.8%
8	Turkey	15	1.5%
9	Latvia	13	1.3%
10	Canada	13	1.3%
11	United Kingdom	12	1.2%
12	Ireland	11	1.1%
13	Egypt	9	0.9%
14	Russia	8	0.8%
15	Australia	7	0.7%
16	Hong Kong	7	0.7%
17	Singapore	6	0.6%
18	Taiwan	5	0.5%
19	Morocco	5	0.5%
20	Netherlands	5	0.5%
21	Cyprus	5	0.5%
22	Spain	4	0.4%
23	Belgium	3	0.3%
24	Iran, Islamic Republic of	3	0.3%
25	Israel	3	0.3%
26	Italy	2	0.2%
27	Kuwait	2	0.2%
28	Brazil	2	0.2%
29	Thailand	2	0.2%
30	Ukraine	2	0.2%
31	Mexico	2	0.2%
32	Mongolia	1	0.1%
33	Malaysia	1	0.1%
34	Philippines	1	0.1%
35	Romania	1	0.1%
36	Sweden	1	0.1%
37	Senegal	1	0.1%
38	Argentina	1	0.1%
39	Hungary	1	0.1%
40	Viet Nam	1	0.1%