10K 
ENTERPRISE PRODUCTS PARTNERS L P filed this Form 10K on 02/28/2018 
Entire Document 
Interest rate swaps exchange the stated interest rate paid on a notional amount of existing debt for the fixed or floating interest rate stipulated in the derivative instrument. The following table summarizes our portfolio of interest rate swaps at December 31, 2017 (dollars in millions):
The following table shows the effect of hypothetical price movements (a sensitivity analysis) on the estimated fair value of our interest rate swap portfolio at the dates indicated (dollars in millions):
The following table summarizes our portfolio of 30year forward starting swaps outstanding at December 31, 2017. Forward starting swaps hedge the expected underlying benchmark interest rates related to future issuances of debt.
As a result of market conditions in January 2018, we elected to terminate $100 million notional amount of the forward starting swaps that were outstanding at December 31, 2017, which resulted in cash gains totaling $1.5 million for the first quarter of 2018.
The following table shows the effect of hypothetical price movements (a sensitivity analysis) on the estimated fair value of our forward starting swap portfolio at the dates indicated (dollars in millions):
Product Purchase Commitments
We have long and shortterm purchase commitments for natural gas, NGLs, crude oil, petrochemicals and refined products. The purchase prices that we are obligated to pay under these contracts are based on market prices at the time we take delivery of the volumes. For additional information regarding these commitments, see Note 17 of the Notes to Consolidated Financial Statements included under Part II, Item 8 of this annual report.
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