. we expect the transfer of core software applications to a private cloud to occur primarily in 2013 and 2014 . to implement this program , we expect to incur aggregate pre-tax restructuring charges of approximately $ 400 million to $ 450 million over the four-year period ending december 31 , 2014 . to date , we have recorded aggregate restructuring charges of $ 289 million in our consolidated statement of income , composed of $ 156 million in 2010 and $ 133 million in 2011