Rank	Countries/Territories	Count	Percent
1	United States	511	24.3%
2	China	389	18.5%
3	Portugal	114	5.4%
4	Germany	102	4.8%
5	Taiwan	98	4.7%
6	France	96	4.6%
7	Brazil	94	4.5%
8	Canada	90	4.3%
9	Spain	81	3.8%
10	India	59	2.8%
11	Japan	58	2.8%
12	Denmark	46	2.2%
13	Iran, Islamic Republic of	31	1.5%
14	United Kingdom	27	1.3%
15	Colombia	25	1.2%
16	Netherlands	23	1.1%
17	Australia	22	1%
18	Belgium	21	1%
19	Peru	21	1%
20	Turkey	17	0.8%
21	Ecuador	14	0.7%
22	Luxembourg	13	0.6%
23	Singapore	12	0.6%
24	Sweden	11	0.5%
25	Korea, Republic of	11	0.5%
26	Ireland	11	0.5%
27	Hong Kong	8	0.4%
28	Russia	8	0.4%
29	Greece	7	0.3%
30	Cyprus	7	0.3%
31	Argentina	7	0.3%
32	Slovenia	6	0.3%
33	South Africa	6	0.3%
34	Pakistan	6	0.3%
35	Philippines	5	0.2%
36	Norway	4	0.2%
37	Bangladesh	4	0.2%
38	Italy	4	0.2%
39	Mexico	4	0.2%
40	Malaysia	3	0.1%
41	Chile	3	0.1%
42	New Zealand	3	0.1%
43	Romania	3	0.1%
44	Saudi Arabia	3	0.1%
45	Switzerland	3	0.1%
46	Austria	2	0.1%
47	Costa Rica	2	0.1%
48	Iceland	2	0.1%
49	Lithuania	2	0.1%
50	Kazakhstan	1	0%
51	Hungary	1	0%
52	Ethiopia	1	0%
53	Finland	1	0%
54	Bosnia and Herzegovina	1	0%
55	Ukraine	1	0%
56	Poland	1	0%
57	Viet Nam	1	0%