pre_text: 34| | duke realty corporation annual report 2010 value of $ 173.9 million for which our 80% ( 80 % ) share of net proceeds totaled $ 138.3 million . we expect , and are under contract , to sell additional buildings to duke/ princeton , llc by the end of the second quarter 2011 , subject to financing and other customary closing conditions . the total 2011 sale is expected to consist of 13 office buildings , totaling over 2.0 million square feet , with an agreed upon value of $ 342.8 million , and is expected to generate proceeds of $ 274.2 million for the 80% ( 80 % ) portion that we sell . uses of liquidity our principal uses of liquidity include the following : 2022 accretive property investment ; 2022 leasing/capital costs ; 2022 dividends and distributions to shareholders and unitholders ; 2022 long-term debt maturities ; 2022 repurchases of outstanding debt and preferred stock ; and 2022 other contractual obligations . property investment we evaluate development and acquisition opportunities based upon market outlook , supply and long-term growth potential . our ability to make future property investments is dependent upon our continued access to our longer-term sources of liquidity including the issuances of debt or equity securities as well as generating cash flow by disposing of selected properties . in light of current economic conditions , management continues to evaluate our investment priorities and is focused on accretive growth . we have continued to operate at a substantially reduced level of new development activity , as compared to recent years , and are focused on the core operations of our existing base of properties . leasing/capital costs tenant improvements and leasing costs to re-let rental space that had been previously under lease to tenants are referred to as second generation expenditures . building improvements that are not specific to any tenant but serve to improve integral components of our real estate properties are also second generation expenditures . one of our principal uses of our liquidity is to fund the second generation leasing/capital expenditures of our real estate investments . the following is a summary of our second generation capital expenditures for the years ended december 31 , 2010 , 2009 and 2008 , respectively ( in thousands ) : .
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table: 2010 2009 2008
table: Second generation tenant improvements $36,676 $29,321 $36,885
table: Second generation leasing costs 39,090 40,412 28,205
table: Building improvements 12,957 9,321 9,724
table: Totals $88,723 $79,054 $74,814
question: Analyse this data from a financial earnings document. in 2009 what was the percent of the total second generation capital expenditures associated with leasing costs