The latest results included a $528m non-cash benefit from an adjustment to the value of deferred tax liabilities and a negative impact of $30m driven by activities related to MF Global’s bankruptcy.

The total revenues were $736.5m for the fourth quarter of 2011, compared to $763.2m for the same period a year ago.

Operating income was $390.4m, compared to $458.4m for the same period in the previous year.

Average daily volume decreased 2% to 11.7 million contracts while clearing and transaction fee revenues were down 4% to $599m for the fourth quarter of 2011.

CME CEO Craig Donohue said that during the year, OTC clearing began to achieve some traction, they announced their proposed partnership with McGraw Hill, and made steady progress with CME Clearing Europe.