EXHIBIT 12.1

 

ONEOK, Inc.

 

Computation of Ratio of Earnings to Fixed Charges

 

     Nine Months Ended
September 30,


 

(Unaudited)


   2004

    2003

 
     (Thousands of dollars)  

Fixed Charges, as defined

                

Interest on long-term debt

   $ 69,059     $ 70,365  

Other interest

     2,041       4,104  

Amortization of debt discount and expense

     2,785       4,049  

Interest on lease agreements

     6,459       7,110  
    


 


Total Fixed Charges

     80,344       85,628  
    


 


Earnings before income taxes and undistributed income from equity investees

     234,820       249,174  
    


 


Earnings available for fixed charges

   $ 315,164     $ 334,802  
    


 


Ratio of earnings to fixed charges

     3.92 x     3.91 x
    


 


 

For purposes of computing the ratio of earnings to fixed charges, “earnings” consists of income before cumulative effect of a change in accounting principle plus fixed charges and income taxes, less undistributed income for equity investees. “Fixed charges” consists of interest charges, the amortization of debt discounts and issue costs and the representative interest portion of operating leases.