1. Astrophysics Research Institute, Liverpool John Moores University, IC2, Liverpool Science Park, 146 Brownlow Hill, Liverpool L3 5RF, UK
2. Astrophysics Group, H.H. Wills Physics Laboratory, University of Bristol, Tyndall Avenue, Bristol BS8 1TL, UK
3. International Centre for Radio Astronomy Research, The University of Western Australia, 35 Stirling Highway, Crawley, WA 6009, Australia
4. Finnish Centre for Astronomy with ESO (FINCA), University of Turku, Väisäläntie 20, FI-21500 Piikkiö, Finland
5. Department of Physics and Astronomy, Vanderbilt University, Nashville, TN 37240, USA
6. Center for Cosmology and Particle Physics, Department of Physics, New York University, 726 Broadway, New York, NY 10003, USA
7. Sydney Institute for Astronomy, School of Physics A28, University of Sydney, NSW 2006, Australia
8. School of Physics, University of New South Wales, NSW 2052, Australia
9. Department of Physics and Astronomy, University of the Western Cape, Robert Sobukwe Road, Bellville 7535, South Africa
10. School of Physics and Astronomy, University of St Andrews, North Haugh, St Andrews, KY16 9SS, UK
11. Department of Physics and Astronomy, 102 Natural Science Building, University of Louisville, Louisville, KY 40292, USA
12. Hamburger Sternwarte, Universität Hamburg, Gojenbergsweg 112, D-21029 Hamburg, Germany
13. Dark Cosmology Centre, Niels Bohr Institute, University of Copenhagen, Juliane Maries Vej 30, DK-2100 Copenhagen, Denmark
14. INAF – Osservatorio Astronomico di Capodimonte, Salita Moiariello, 16, I-80131 Napoli, Italy
15. Institute of Cosmology and Gravitation, University of Portsmouth, Burnaby Road, Portsmouth PO1 3FX, UK
16. Jeremiah Horrocks Institute, School of Physical Sciences and Computing, University of Central Lancashire, Preston PR1 2HE, UK
17. The Astronomical Institute of the Romanian Academy, Str. Cutitul de Argint 5, Bucharest, Romania
18. School of Physics and Astronomy, Queen Mary University of London, Mile End Road, London E1 4NS, UK
19. Centre for Astrophysics and Supercomputing, Swinburne University of Technology, Hawthorn 3122, Australia
20. ESO, Karl-Schwarzschild-Str. 2, D-85748 Garching bei Muenchen, Germany
21. SRON Netherlands Institute for Space Research, Landleven 12, NL-9747 AD, Groningen, The Netherlands
22. Kapteyn Astronomical Institute, University of Groningen, Postbus 800, NL-9700 AV, Groningen, The Netherlands