1. IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
2. Institut Lagrange de Paris (ILP), Sorbonne Universités, 98 bis Boulevard Arago, F-75014 Paris, France
3. Laboratoire de Physique Nucléaire et de Hautes Energies, Université Pierre et Marie Curie, 4 Place Jussieu, F-75005 Paris, France
4. Center for Cosmology and Astro-Particle Physics, Ohio State University, Columbus, OH 43210, USA
5. Institute of Cosmology and Gravitation, Dennis Sciama Building, University of Portsmouth, Portsmouth PO1 3FX, UK
6. School of Physics and Astronomy, University of St Andrews, St Andrews, KY16 9SS, UK
7. Aix-Marseille Université, CNRS, LAM (Laboratoire d'Astrophysique de Marseille), 38 rue F. Joliot-Curie, F-13388 Marseille Cedex 13, France
8. Department Physics and Astronomy, University of Utah, 115 S 1400 E, Salt Lake City, UT 84112, USA
9. Leibniz-Institut für Astrophysik Potsdam (AIP), An der Sternwarte 16, D-14482 Potsdam, Germany
10. Kavli Institute for Particle Astrophysics and Cosmology and Physics Department, Stanford University, Stanford, CA 94305, USA
11. National Astronomy Observatories, Chinese Academy of Science, Beijing 100012, P.R. China
12. College of Astronomy and Space Sciences, University of Chinese Academy of Sciences, Beijing 100049, China
13. Max-Planck-Institut für Extraterrestrische Physik, Postfach 1312, Giessenbachstr., D-85748 Garching bei München, Germany
14. HEP and MCS Divisions, Argonne National Laboratory, Lemont, IL 60439, USA
15. Instituto de Física Teórica (UAM/CSIC), Universidad Autónoma de Madrid, Cantoblanco, E-28049 Madrid, Spain
16. Campus of International Excellence UAM+CSIC, Cantoblanco, E-28049 Madrid, Spain
17. Instituto de Astrofísica de Andalucía (CSIC), E-18080 Granada, Spain
18. Departamento de Física Teórica M8, Universidad Autónoma de Madrid, E-28049 Cantoblanco, Madrid, Spain
19. Department of Physics and Astronomy, Sejong University, Seoul 143-747, Korea
20. Department of Astronomy and Astrophysics, The Pennsylvania State University, University Park, PA 16802, USA
21. Institute for Gravitation and the Cosmos, The Pennsylvania State University, University Park, PA 16802, USA
22. Center for Cosmology and Particle Physics, New York University, New York, NY 10003, USA
23. Institut für Physik, Humboldt-Universitüt zu Berlin, Newtonstrasse 15, D-12589 Berlin, Germany
24. Institute of Physics, Laboratory of Astrophysics, Ecole Polytechnique Fédérale de Lausanne (EPFL), Observatoire de Sauverny, CH-1290 Versoix, Switzerland
25. Institute for Astronomy, University of Edinburgh, Royal Observatory, Edinburgh EH9 3HJ, UK
26. Institut d'Astrophysique de Paris, Université Paris 6 et CNRS, 98bis Boulevard Arago, F-75014 Paris, France
27. Department of Physics and Astronomy, Ohio University, Clippinger Labs, Athens, OH 45701, USA
28. Tsinghua Center for Astrophysics and Department of Physics, Tsinghua University, Beijing 100084, China