on april 19 , 2018 , we took delivery of norwegian bliss .to finance the payment due upon delivery , we had export financing in place for 80% ( 80 % ) of the contract price .the associated $ 850.0 million term loan bears interest at a fixed rate of 3.92% ( 3.92 % ) with a maturity date of april 19 , 2030 .principal and interest payments are payable semiannually .on april 4 , 2018 , we redeemed $ 135.0 million principal amount of the $ 700.0 million aggregate principal amount of outstanding 4.75% ( 4.75 % ) senior notes due 2021 ( the 201cnotes 201d ) at a price equal to 100% ( 100 % ) of the principal amount of the notes being redeemed and paid the premium of $ 5.1 million and accrued interest of $ 1.9 million .the redemption also resulted in a write off of $ 1.2 million of certain fees .following the partial redemption , $ 565.0 million aggregate principal amount of notes remained outstanding .interest expense , net for the year ended december 31 , 2018 was $ 270.4 million which included $ 31.4 million of amortization of deferred financing fees and a $ 6.3 million loss on extinguishment of debt .interest expense , net for the year ended december 31 , 2017 was $ 267.8 million which included $ 32.5 million of amortization of deferred financing fees and a $ 23.9 million loss on extinguishment of debt .interest expense , net for the year ended december 31 , 2016 was $ 276.9 million which included $ 34.7 million of amortization of deferred financing fees and a $ 27.7 million loss on extinguishment of debt .certain of our debt agreements contain covenants that , among other things , require us to maintain a minimum level of liquidity , as well as limit our net funded debt-to-capital ratio , and maintain certain other ratios and restrict our ability to pay dividends .substantially all of our ships and other property and equipment are pledged as collateral for certain of our debt .we believe we were in compliance with our covenants as of december 31 , 2018 .the following are scheduled principal repayments on long-term debt including capital lease obligations as of december 31 , 2018 for each of the next five years ( in thousands ) : .
[['year', 'amount'], ['2019', '$ 681218'], ['2020', '682556'], ['2021', '2549621'], ['2022', '494186'], ['2023', '434902'], ['thereafter', '1767383'], ['total', '$ 6609866']]
we had an accrued interest liability of $ 37.2 million and $ 31.9 million as of december 31 , 2018 and 2017 , respectively .8 .related party disclosures transactions with genting hk and apollo in december 2018 , as part of a public equity offering of nclh 2019s ordinary shares owned by apollo and genting hk , nclh repurchased 1683168 of its ordinary shares sold in the offering for approximately $ 85.0 million pursuant to its new repurchase program .in march 2018 , as part of a public equity offering of nclh 2019s ordinary shares owned by apollo and genting hk , nclh repurchased 4722312 of its ordinary shares sold in the offering for approximately $ 263.5 million pursuant to its then existing share repurchase program .in june 2012 , we exercised our option with genting hk to purchase norwegian sky .we paid the total amount of $ 259.3 million to genting hk in connection with the norwegian sky purchase agreement as of december 31 , 2016 and no further payments are due. .

Question: what is the percentage change in accred interest liability in 2018 compare to 2017?
Answer: 16.6%