Rank	Countries/Territories	Count	Percent
1	United States	414	23.8%
2	China	333	19.1%
3	Portugal	99	5.7%
4	Canada	89	5.1%
5	Germany	85	4.9%
6	Brazil	81	4.6%
7	Taiwan	81	4.6%
8	Spain	72	4.1%
9	France	61	3.5%
10	Japan	47	2.7%
11	Denmark	46	2.6%
12	Colombia	24	1.4%
13	India	23	1.3%
14	Iran, Islamic Republic of	23	1.3%
15	Australia	21	1.2%
16	United Kingdom	21	1.2%
17	Peru	21	1.2%
18	Netherlands	18	1%
19	Belgium	17	1%
20	Luxembourg	13	0.7%
21	Turkey	13	0.7%
22	Ecuador	12	0.7%
23	Korea, Republic of	11	0.6%
24	Singapore	11	0.6%
25	Ireland	10	0.6%
26	Sweden	9	0.5%
27	Hong Kong	8	0.5%
28	Argentina	7	0.4%
29	Greece	6	0.3%
30	Slovenia	6	0.3%
31	South Africa	6	0.3%
32	Pakistan	6	0.3%
33	Philippines	5	0.3%
34	Cyprus	5	0.3%
35	Mexico	4	0.2%
36	Norway	4	0.2%
37	Malaysia	3	0.2%
38	Chile	3	0.2%
39	Romania	3	0.2%
40	Saudi Arabia	3	0.2%
41	Russia	2	0.1%
42	Switzerland	2	0.1%
43	Austria	2	0.1%
44	Lithuania	2	0.1%
45	Italy	2	0.1%
46	Iceland	2	0.1%
47	Kazakhstan	1	0.1%
48	New Zealand	1	0.1%
49	Bosnia and Herzegovina	1	0.1%
50	Finland	1	0.1%
51	Hungary	1	0.1%
52	Ukraine	1	0.1%
53	Poland	1	0.1%