Financial report context:
item 6 . selected financial data the following table represents our selected financial data . the table should be read in conjunction with item 7 and item 8 of this report . the table below reflects immaterial error corrections discussed in note 2 : summary of significant accounting policies in item 8. .

Financial table:
( $ in millions except per share amounts ): sales and service revenues; year ended december 31 2012: $ 6708; year ended december 31 2011: $ 6575; year ended december 31 2010: $ 6723; year ended december 31 2009: $ 6292; year ended december 31 2008: $ 6189
( $ in millions except per share amounts ): goodwill impairment; year ended december 31 2012: 2014; year ended december 31 2011: 290; year ended december 31 2010: 2014; year ended december 31 2009: 2014; year ended december 31 2008: 2465
( $ in millions except per share amounts ): operating income ( loss ); year ended december 31 2012: 358; year ended december 31 2011: 100; year ended december 31 2010: 241; year ended december 31 2009: 203; year ended december 31 2008: -2332 ( 2332 )
( $ in millions except per share amounts ): net earnings ( loss ); year ended december 31 2012: 146; year ended december 31 2011: -100 ( 100 ); year ended december 31 2010: 131; year ended december 31 2009: 119; year ended december 31 2008: -2397 ( 2397 )
( $ in millions except per share amounts ): total assets; year ended december 31 2012: 6392; year ended december 31 2011: 6069; year ended december 31 2010: 5270; year ended december 31 2009: 5097; year ended december 31 2008: 4821
( $ in millions except per share amounts ): long-term debt ( 1 ); year ended december 31 2012: 1779; year ended december 31 2011: 1830; year ended december 31 2010: 105; year ended december 31 2009: 283; year ended december 31 2008: 283
( $ in millions except per share amounts ): total long-term obligations; year ended december 31 2012: 4341; year ended december 31 2011: 3838; year ended december 31 2010: 1637; year ended december 31 2009: 1708; year ended december 31 2008: 1823
( $ in millions except per share amounts ): free cash flow ( 2 ); year ended december 31 2012: 170; year ended december 31 2011: 331; year ended december 31 2010: 168; year ended december 31 2009: -269 ( 269 ); year ended december 31 2008: 121
( $ in millions except per share amounts ): dividends declared per share; year ended december 31 2012: $ 0.10; year ended december 31 2011: $ 2014; year ended december 31 2010: $ 2014; year ended december 31 2009: $ 2014; year ended december 31 2008: $ 2014
( $ in millions except per share amounts ): basic earnings ( loss ) per share ( 3 ); year ended december 31 2012: $ 2.96; year ended december 31 2011: $ -2.05 ( 2.05 ); year ended december 31 2010: $ 2.68; year ended december 31 2009: $ 2.44; year ended december 31 2008: $ -49.14 ( 49.14 )
( $ in millions except per share amounts ): diluted earnings ( loss ) per share ( 3 ); year ended december 31 2012: $ 2.91; year ended december 31 2011: $ -2.05 ( 2.05 ); year ended december 31 2010: $ 2.68; year ended december 31 2009: $ 2.44; year ended december 31 2008: $ -49.14 ( 49.14 )

Additional report context:
basic earnings ( loss ) per share ( 3 ) $ 2.96 $ ( 2.05 ) $ 2.68 $ 2.44 $ ( 49.14 ) diluted earnings ( loss ) per share ( 3 ) $ 2.91 $ ( 2.05 ) $ 2.68 $ 2.44 $ ( 49.14 ) ( 1 ) long-term debt does not include amounts payable to our former parent as of and before december 31 , 2010 , as these amounts were due upon demand and included in current liabilities . ( 2 ) free cash flow is a non-gaap financial measure and represents cash from operating activities less capital expenditures . see liquidity and capital resources in item 7 for more information on this measure . ( 3 ) on march 30 , 2011 , the record date of the stock distribution associated with the spin-off from northrop grumman , approximately 48.8 million shares of $ 0.01 par value hii common stock were distributed to northrop grumman stockholders . this share amount was utilized for the calculation of basic and diluted earnings ( loss ) per share for the three months ended march 31 , 2011 , and all prior periods , as no common stock of the company existed prior to march 30 , 2011 , and the impact of dilutive securities in the three month period ended march 31 , 2011 , was not meaningful. .

Question: during 2010 , what was the return on assets?
Answer: 2.5%