"CDM in CHARTS" is a booklet with a good reputation for providing a straightforward and easy-to-understand description of the Clean Development Mechanism (CDM).
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CDM in CHARTS: Archives

July 2009 updated: 2007 emissions were added

IGES GHG Emissions Data is aimed at providing comprehensive, organised information on the GHG emissions from Annex I countries to the UNFCCC in an easy-to-understand way. All information is extracted from the publicly available sources on the UNFCCC web-site and this data will be updated regularly.
The data will be provided in the MS excel format (zipped).
Download (MS Excel format: zipped) 57.8KB

Dec. 2009 updated: Compiled data on external/internal transactions of AAUs and CERs have been added.

IGES Registry Data aims to provide compiled information relevant to
national registry and amount of credits per each type of operation made
under EU ETS.
The data will be provided in the MS excel format (zipped).
Download (MS Excel format: zipped) 39KB

Options on the Future Market Mechanisms under the International Negotiation shows the development of the discussion on the possible improvements of the Market Mechanisms (CDM, JI and Emissions Trading, NAMA and Sectoral Crediting Mechanism etc) after AWG-KP 5.2 (July 2008) based on the reports of the UNFCCC. The data will be provided in the MS excel format (zipped).
Download (MS Excel format: zipped) 107KB