In comparison, the market in 2005 saw an estimated 799Mt CO2e, worth €9.4 billion. This year volumes could reach 2.4 billion tonnes CO2e, worth €23.6 billion, Point Carbon estimates.
In 2006, the EU ETS accounted for 62% of the volume and over 80% of the value of total carbon trading. In total, the brokered and exchanged market saw 817Mt CO2 changing hands, corresponding to €14.6 billion. Brokers traded 71% of this volume, whereas the European Climate Exchange (ECX) took over 75% of the volume