Rank	Countries/Territories	Count	Percent
1	United States	672	37.5%
2	China	639	35.6%
3	Germany	95	5.3%
4	France	58	3.2%
5	Korea, Republic of	47	2.6%
6	Japan	43	2.4%
7	Australia	20	1.1%
8	Indonesia	18	1%
9	Singapore	18	1%
10	Russia	14	0.8%
11	Viet Nam	13	0.7%
12	Netherlands	13	0.7%
13	Cyprus	10	0.6%
14	Czech Republic	10	0.6%
15	United Kingdom	10	0.6%
16	Iran, Islamic Republic of	7	0.4%
17	Chile	7	0.4%
18	India	7	0.4%
19	Norway	6	0.3%
20	Peru	6	0.3%
21	Greece	6	0.3%
22	Canada	6	0.3%
23	Taiwan	6	0.3%
24	Brazil	5	0.3%
25	Hong Kong	5	0.3%
26	Ireland	5	0.3%
27	Lithuania	4	0.2%
28	Malaysia	3	0.2%
29	Kazakhstan	3	0.2%
30	Romania	3	0.2%
31	Denmark	3	0.2%
32	Tunisia	3	0.2%
33	Turkey	3	0.2%
34	Ukraine	3	0.2%
35	Thailand	2	0.1%
36	Spain	2	0.1%
37	Colombia	2	0.1%
38	Austria	2	0.1%
39	Hungary	2	0.1%
40	Portugal	2	0.1%
41	Palestine, State of	2	0.1%
42	Kuwait	2	0.1%
43	Mexico	2	0.1%
44	New Zealand	2	0.1%
45	Pakistan	1	0.1%
46	Philippines	1	0.1%
47	Switzerland	1	0.1%