Rank	Countries/Territories	Count	Percent
1	United States	298	29.9%
2	China	183	18.3%
3	Germany	72	7.2%
4	India	72	7.2%
5	Korea, Republic of	62	6.2%
6	France	39	3.9%
7	Netherlands	33	3.3%
8	Russia	29	2.9%
9	Japan	29	2.9%
10	Taiwan	24	2.4%
11	Romania	15	1.5%
12	Latvia	13	1.3%
13	Brazil	13	1.3%
14	Ireland	12	1.2%
15	United Kingdom	12	1.2%
16	Hong Kong	10	1%
17	Australia	10	1%
18	Canada	8	0.8%
19	Switzerland	8	0.8%
20	Turkey	6	0.6%
21	Saudi Arabia	5	0.5%
22	Spain	4	0.4%
23	Macao	4	0.4%
24	Belgium	4	0.4%
25	Cyprus	4	0.4%
26	Austria	3	0.3%
27	Palestine, State of	3	0.3%
28	Philippines	3	0.3%
29	Portugal	2	0.2%
30	Singapore	2	0.2%
31	Iran, Islamic Republic of	2	0.2%
32	Israel	1	0.1%
33	Hungary	1	0.1%
34	Indonesia	1	0.1%
35	Finland	1	0.1%
36	Sweden	1	0.1%
37	Poland	1	0.1%
38	Moldova, Republic of	1	0.1%
39	Lithuania	1	0.1%
40	New Zealand	1	0.1%
41	Nigeria	1	0.1%
42	Norway	1	0.1%
43	Ukraine	1	0.1%
44	United Arab Emirates	1	0.1%
45	Viet Nam	1	0.1%