z i m m e r h o l d i n g s , i n c . a n d s u b s i d i a r i e s 2 0 0 4 f o r m 1 0 - k contractual obligations the company has entered into contracts with various third parties in the normal course of business which will require future payments . the following table illustrates the company 2019s contractual obligations : 2006 2008 2010 and and and contractual obligations total 2005 2007 2009 thereafter .
what percent of total contractual obligations is debt obligations?
critical accounting estimates the financial results of the company are affected by the adequate provisions exist for income taxes for all periods and selection and application of accounting policies and methods . jurisdictions subject to review or audit . significant accounting policies which require management 2019s commitments and contingencies 2013 accruals for judgment are discussed below . product liability and other claims are established with excess inventory and instruments 2013 the company internal and external legal counsel based on current must determine as of each balance sheet date how much , if information and historical settlement information for claims , any , of its inventory may ultimately prove to be unsaleable or related fees and for claims incurred but not reported . an unsaleable at its carrying cost . similarly , the company must actuarial model is used by the company to assist also determine if instruments on hand will be put to management in determining an appropriate level of accruals productive use or remain undeployed as a result of excess for product liability claims . historical patterns of claim loss supply . reserves are established to effectively adjust development over time are statistically analyzed to arrive at inventory and instruments to net realizable value . to factors which are then applied to loss estimates in the determine the appropriate level of reserves , the company actuarial model . the amounts established represent evaluates current stock levels in relation to historical and management 2019s best estimate of the ultimate costs that it will expected patterns of demand for all of its products and incur under the various contingencies . instrument systems and components . the basis for the goodwill and intangible assets 2013 the company determination is generally the same for all inventory and evaluates the carrying value of goodwill and indefinite life instrument items and categories except for work-in-progress intangible assets annually , or whenever events or inventory , which is recorded at cost . obsolete or circumstances indicate the carrying value may not be discontinued items are generally destroyed and completely recoverable . the company evaluates the carrying value of written off . management evaluates the need for changes to finite life intangible assets whenever events or circumstances valuation reserves based on market conditions , competitive indicate the carrying value may not be recoverable . offerings and other factors on a regular basis . significant assumptions are required to estimate the fair income taxes 2013 the company estimates income tax value of goodwill and intangible assets , most notably expense and income tax liabilities and assets by taxable estimated future cash flows generated by these assets . jurisdiction . realization of deferred tax assets in each taxable changes to these assumptions could result in the company jurisdiction is dependent on the company 2019s ability to being required to record impairment charges on these assets . generate future taxable income sufficient to realize the benefits . the company evaluates deferred tax assets on an recent accounting pronouncements ongoing basis and provides valuation allowances if it is information about recent accounting pronouncements is determined to be 2018 2018more likely than not 2019 2019 that the deferred tax included in note 2 to the consolidated financial statements , benefit will not be realized . federal income taxes are which are included herein under item 8 . provided on the portion of the income of foreign subsidiaries that is expected to be remitted to the u.s . the company operates within numerous taxing jurisdictions . the company is subject to regulatory review or audit in virtually all of those jurisdictions and those reviews and audits may require extended periods of time to resolve . the company makes use of all available information and makes reasoned judgments regarding matters requiring interpretation in establishing tax expense , liabilities and reserves . the company believes .