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Financial Information

Annual Reports

2023 Annual Report ONEOK

2022 Annual Report ONEOK

2021 Annual Report ONEOK

2020 Annual Report ONEOK

2019 Annual Report ONEOK

2018 Annual Report ONEOK

2017 Annual Report ONEOK

2016 Annual Report ONEOK

2016 Annual Report
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2015 Annual Report ONEOK

2015 Annual Report
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2014 Annual Report ONEOK

2014 Annual Report
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2013 Annual Report ONEOK

2013 Annual Report
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2012 Annual Report ONEOK

2012 Annual Report
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2011 Annual Report ONEOK

2011 Annual Report
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2010 Annual Report ONEOK

2010 Annual Report
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2009 Annual Report ONEOK

2009 Annual Report
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2008 Annual Report ONEOK

2008 Annual Report
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2007 Annual Report ONEOK

2007 Annual Report
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2006 Annual Report ONEOK

2006 Annual Report
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2005 Annual Report ONEOK