. private equity investments carried at estimated fair value totaled $ 1.6 billion at december 31 , 2014 and $ 1.7 billion at december 31 , 2013 . as of december 31 , 2014 , $ 1.1 billion was invested directly in a variety of companies and $ .5 billion was invested indirectly through various private equity funds . included in direct investments are investment activities of two private equity funds that are consolidated for financial reporting purposes