jpmorgan chase & co./2014 annual report 125 lending-related commitments the firm uses lending-related financial instruments , such as commitments ( including revolving credit facilities ) and guarantees , to meet the financing needs of its customers . the contractual amounts of these financial instruments represent the maximum possible credit risk should the counterparties draw down on these commitments or the firm fulfills its obligations under these guarantees , and the counterparties subsequently fail to perform according to the terms of these contracts . in the firm 2019s view , the total contractual amount of these wholesale lending-related commitments is not representative of the firm 2019s actual future credit exposure or funding requirements . in determining the amount of credit risk exposure the firm has to wholesale lending-related commitments , which is used as the basis for allocating credit risk capital to these commitments , the firm has established a 201cloan-equivalent 201d amount for each commitment ; this amount represents the portion of the unused commitment or other contingent exposure that is expected , based on average portfolio historical experience , to become drawn upon in an event of a default by an obligor . the loan-equivalent amount of the firm 2019s lending- related commitments was $ 229.6 billion and $ 218.9 billion as of december 31 , 2014 and 2013 , respectively . clearing services the firm provides clearing services for clients entering into securities and derivative transactions . through the provision of these services the firm is exposed to the risk of non-performance by its clients and may be required to share in losses incurred by central counterparties ( 201cccps 201d ) . where possible , the firm seeks to mitigate its credit risk to its clients through the collection of adequate margin at inception and throughout the life of the transactions and can also cease provision of clearing services if clients do not adhere to their obligations under the clearing agreement . for further discussion of clearing services , see note 29 . derivative contracts in the normal course of business , the firm uses derivative instruments predominantly for market-making activities . derivatives enable customers to manage exposures to fluctuations in interest rates , currencies and other markets . the firm also uses derivative instruments to manage its own credit exposure . the nature of the counterparty and the settlement mechanism of the derivative affect the credit risk to which the firm is exposed . for otc derivatives the firm is exposed to the credit risk of the derivative counterparty . for exchange-traded derivatives ( 201cetd 201d ) such as futures and options , and 201ccleared 201d over-the-counter ( 201cotc-cleared 201d ) derivatives , the firm is generally exposed to the credit risk of the relevant ccp . where possible , the firm seeks to mitigate its credit risk exposures arising from derivative transactions through the use of legally enforceable master netting arrangements and collateral agreements . for further discussion of derivative contracts , counterparties and settlement types , see note 6 . the following table summarizes the net derivative receivables for the periods presented . derivative receivables .

2014: interest rate: 33725
credit derivatives: 1838
foreign exchange: 21253
equity: 8177
commodity: 13982
total net of cash collateral: 78975
liquid securities and other cash collateral held against derivative receivables: -19604
total net of all collateral: 59371
2013: interest rate: 25782
credit derivatives: 1516
foreign exchange: 16790
equity: 12227
commodity: 9444
total net of cash collateral: 65759
liquid securities and other cash collateral held against derivative receivables: -14435
total net of all collateral: 51324

derivative receivables reported on the consolidated balance sheets were $ 79.0 billion and $ 65.8 billion at december 31 , 2014 and 2013 , respectively . these amounts represent the fair value of the derivative contracts , after giving effect to legally enforceable master netting agreements and cash collateral held by the firm . however , in management 2019s view , the appropriate measure of current credit risk should also take into consideration additional liquid securities ( primarily u.s . government and agency securities and other g7 government bonds ) and other cash collateral held by the firm aggregating $ 19.6 billion and $ 14.4 billion at december 31 , 2014 and 2013 , respectively , that may be used as security when the fair value of the client 2019s exposure is in the firm 2019s favor . in addition to the collateral described in the preceding paragraph , the firm also holds additional collateral ( primarily : cash ; g7 government securities ; other liquid government-agency and guaranteed securities ; and corporate debt and equity securities ) delivered by clients at the initiation of transactions , as well as collateral related to contracts that have a non-daily call frequency and collateral that the firm has agreed to return but has not yet settled as of the reporting date . although this collateral does not reduce the balances and is not included in the table above , it is available as security against potential exposure that could arise should the fair value of the client 2019s derivative transactions move in the firm 2019s favor . as of december 31 , 2014 and 2013 , the firm held $ 48.6 billion and $ 50.8 billion , respectively , of this additional collateral . the prior period amount has been revised to conform with the current period presentation . the derivative receivables fair value , net of all collateral , also does not include other credit enhancements , such as letters of credit . for additional information on the firm 2019s use of collateral agreements , see note 6. .

Questions:
what is the total balance of liquid securities and other cash collateral held against derivative receivables in 2014 and 2013?
what is the average for these two years?

Answers:
34039
17019.5