1 ESRL NOAA ESRL Carbon Cycle, United States 2 CSIRO Commonwealth Scientific and Industrial Research Organization, Australia 3 NCAR National Center For Atmospheric Research, United States 4 SIO Scripps Institution of Oceanography, United States 5 EMPA Materials Science and Technology, Switzerland 6 EC Environment Canada, Canada 8 TU Tohoku University, Japan 9 NIPR National Institute of Polar Research, Japan 10 MRI Meteorological Research Institute, Japan 11 LSCE Laboratoire des Sciences du Climat et de l'Environnement, France 12 IOS Institute of Ocean Sciences, Canada 15 NIWA National Institute of Water and Atmospheric Research, New Zealand 17 IMS Italian Meteorological Service, Italy 19 JMA Japan Meteorological Agency, Japan 20 NIES National Institute for Environmental Studies, Japan 21 CESI/RICERCA Italian Electrical Experimental Research Center, Italy 22 UHEI-IUP University of Heidelberg, Institut fuer Umweltphysik, Germany 23 UBA/UHEI-IUP Umweltbundesamt Offenbach/University of Heidelberg, Institut fuer Umweltphysik, Germany 24 SEES School of Earth and Environmental Sciences/Seoul National University, Republic of Korea 25 UBA Umweltbundesamt Offenbach, Germany 26 IPEN Instituto de Pesquisas Energéticas e Nucleares, Brazil 27 AEMET Izana Atmospheric Research Center, Meteorological State Agency of Spain, Spain 28 ENEA National Agency for New Technology, Energy, and Environment, Italy 29 PNRA/DNA Nat. Res. Program in Antarctica, Italy, and Nat. Dep. of Antarctica, Argentine, Italy/Argentina 30 FMI Air Quality Research, Finnish Meteorological Institute, Finland 31 ITM Department of Applied Environmental Science, Stockholm University, Sweden 32 CEAM Fundacion, Spain 33 CMA Chinese Academy of Meteorological Sciences, P.R. of China 35 HMS Hungarian Meteorological Service/Institute for Atmospheric Physics, Hungary 36 SAWS South African Weather Service, South Africa 37 SAWS/IFU South African Weather Service and IFU, South Africa and Germany 38 UOW University of Wollongong, Australia 39 IFU Fraunhofer Institute for Atmospheric Environmental Research, Germany 41 GAGE Global Atmospheric Gases Experiment, Multinational 43 AGAGE Advanced Global Atmospheric Gases Experiment, Multinational 44 CIO-RUG Centrum voor Isotopen Onderzoek, Rijksuniversiteit Groningen, Netherlands 45 MPI-BGC Max-Planck-Institute for Biogeochemistry, Germany 46 IPEE-RAS IPEE-RAS, Unknown 47 BU University of Barcelona, Spain 48 CU University of Crete, Greece 49 UB University of Bern, Switzerland 50 UE University of Edinburgh, Scotland 51 UMM UMM, Unknown 52 ECN ECN, Netherlands 53 UKRAK/AGH Department of Environment Physics (UKRAK), University of Science and Technology (AGH), Poland 54 LUND Lund University, Sweden 55 MGO Main Geophysical Observatory, St. Petersburg, Russia 56 NILU Norwegian Institute for Air Research, Norway 57 RCRSA Research Center for the Remote Sensing of the Atmosphere, Russia 58 RHUL Royal Holloway University London, United Kingdom 59 HU Harvard University, United States 60 PSU Penn State University, United States 61 KMA/KGAWO Korean Meteorological Agency, Republic of Korea 62 AIST National Institute of Advanced Industrial Science and Technology, Japan 63 CE CarboEurope, European Union 64 LBNL Lawrence Berkeley National Laboratory, United States 97 HATS ESRL Halocarbons and Other Atmospheric Trace Species, United States