future capital commitments future capital commitments consist of contracted commitments , including ship construction contracts , and future expected capital expenditures necessary for operations as well as our ship refurbishment projects .
as of december 31 , 2018 , anticipated capital expenditures were $ 1.6 billion , $ 1.2 billion and $ 0.7 billion for the years ending december 31 , 2019 , 2020 and 2021 , respectively .
we have export credit financing in place for the anticipated expenditures related to ship construction contracts of $ 0.6 billion , $ 0.5 billion and $ 0.2 billion for the years ending december 31 , 2019 , 2020 and 2021 , respectively .
these future expected capital expenditures will significantly increase our depreciation and amortization expense as we take delivery of the ships .
project leonardo will introduce an additional six ships , each approximately 140000 gross tons with approximately 3300 berths , with expected delivery dates from 2022 through 2027 , subject to certain conditions .
we have a breakaway plus class ship , norwegian encore , with approximately 168000 gross tons with 4000 berths , on order for delivery in the fall of 2019 .
for the regent brand , we have orders for two explorer class ships , seven seas splendor and an additional ship , to be delivered in 2020 and 2023 , respectively .
each of the explorer class ships will be approximately 55000 gross tons and 750 berths .
for the oceania cruises brand , we have orders for two allura class ships to be delivered in 2022 and 2025 .
each of the allura class ships will be approximately 67000 gross tons and 1200 berths .
the combined contract prices of the 11 ships on order for delivery was approximately 20ac7.9 billion , or $ 9.1 billion based on the euro/u.s .
dollar exchange rate as of december 31 , 2018 .
we have obtained export credit financing which is expected to fund approximately 80% ( 80 % ) of the contract price of each ship , subject to certain conditions .
we do not anticipate any contractual breaches or cancellations to occur .
however , if any such events were to occur , it could result in , among other things , the forfeiture of prior deposits or payments made by us and potential claims and impairment losses which may materially impact our business , financial condition and results of operations .
capitalized interest for the years ended december 31 , 2018 , 2017 and 2016 was $ 30.4 million , $ 29.0 million and $ 33.7 million , respectively , primarily associated with the construction of our newbuild ships .
off-balance sheet transactions contractual obligations as of december 31 , 2018 , our contractual obligations with initial or remaining terms in excess of one year , including interest payments on long-term debt obligations , were as follows ( in thousands ) : less than 1 year 1-3 years 3-5 years more than 5 years .

total
less than1 year
1-3 years
3-5 years
more than5 years
long-term debt ( 1 )
$ 6609866
$ 681218
$ 3232177
$ 929088
$ 1767383
operating leases ( 2 )
128550
16651
31420
27853
52626
ship construction contracts ( 3 )
5141441
912858
662687
1976223
1589673
port facilities ( 4 )
1738036
62388
151682
157330
1366636
interest ( 5 )
974444
222427
404380
165172
182465
other ( 6 )
1381518
248107
433161
354454
345796
total ( 7 )
$ 15973855
$ 2143649
$ 4915507
$ 3610120
$ 5304579

( 1 ) long-term debt includes discount and premiums aggregating $ 0.4 million and capital leases .
long-term debt excludes deferred financing fees which are a direct deduction from the carrying value of the related debt liability in the consolidated balance sheets .
( 2 ) operating leases are primarily for offices , motor vehicles and office equipment .
( 3 ) ship construction contracts are for our newbuild ships based on the euro/u.s .
dollar exchange rate as of december 31 , 2018 .
export credit financing is in place from syndicates of banks .
the amount does not include the two project leonardo ships , one explorer class ship and two allura class ships which were still subject to financing and certain italian government approvals as of december 31 , 2018 .
we refer you to note 17 2014 201csubsequent events 201d in the notes to consolidated financial statements for details regarding the financing for certain ships .
( 4 ) port facilities are for our usage of certain port facilities .
( 5 ) interest includes fixed and variable rates with libor held constant as of december 31 , 2018 .
( 6 ) other includes future commitments for service , maintenance and other business enhancement capital expenditure contracts .
( 7 ) total excludes $ 0.5 million of unrecognized tax benefits as of december 31 , 2018 , because an estimate of the timing of future tax settlements cannot be reasonably determined. .

Question: what is the percentage change in capitalized interest from 2017 to 2018?
Answer: 4.8%
Calculation: subtract(30.4, 29.0), divide(#0, 29.0)