entergy corporation and subsidiaries notes to financial statements ( a ) consists of pollution control revenue bonds and environmental revenue bonds , some of which are secured by collateral first mortgage bonds . ( b ) these notes do not have a stated interest rate , but have an implicit interest rate of 4.8% ( 4.8 % ) . ( c ) pursuant to the nuclear waste policy act of 1982 , entergy 2019s nuclear owner/licensee subsidiaries have contracts with the doe for spent nuclear fuel disposal service . the contracts include a one-time fee for generation prior to april 7 , 1983 . entergy arkansas is the only entergy company that generated electric power with nuclear fuel prior to that date and includes the one-time fee , plus accrued interest , in long-term ( d ) see note 10 to the financial statements for further discussion of the waterford 3 and grand gulf lease obligations . ( e ) the fair value excludes lease obligations of $ 149 million at entergy louisiana and $ 97 million at system energy , long-term doe obligations of $ 181 million at entergy arkansas , and the note payable to nypa of $ 95 million at entergy , and includes debt due within one year . fair values are classified as level 2 in the fair value hierarchy discussed in note 16 to the financial statements and are based on prices derived from inputs such as benchmark yields and reported trades . the annual long-term debt maturities ( excluding lease obligations and long-term doe obligations ) for debt outstanding as of december 31 , 2013 , for the next five years are as follows : amount ( in thousands ) .

1	amount ( in thousands )
2	2014	$ 385373
3	2015	$ 1110566
4	2016	$ 270852
5	2017	$ 766801
6	2018	$ 1324616

in november 2000 , entergy 2019s non-utility nuclear business purchased the fitzpatrick and indian point 3 power plants in a seller-financed transaction . entergy issued notes to nypa with seven annual installments of approximately $ 108 million commencing one year from the date of the closing , and eight annual installments of $ 20 million commencing eight years from the date of the closing . these notes do not have a stated interest rate , but have an implicit interest rate of 4.8% ( 4.8 % ) . in accordance with the purchase agreement with nypa , the purchase of indian point 2 in 2001 resulted in entergy becoming liable to nypa for an additional $ 10 million per year for 10 years , beginning in september 2003 . this liability was recorded upon the purchase of indian point 2 in september 2001 . in july 2003 a payment of $ 102 million was made prior to maturity on the note payable to nypa . under a provision in a letter of credit supporting these notes , if certain of the utility operating companies or system energy were to default on other indebtedness , entergy could be required to post collateral to support the letter of credit . entergy gulf states louisiana , entergy louisiana , entergy mississippi , entergy texas , and system energy have obtained long-term financing authorizations from the ferc that extend through october 2015 . entergy arkansas has obtained long-term financing authorization from the apsc that extends through december 2015 . entergy new orleans has obtained long-term financing authorization from the city council that extends through july 2014 . capital funds agreement pursuant to an agreement with certain creditors , entergy corporation has agreed to supply system energy with sufficient capital to : 2022 maintain system energy 2019s equity capital at a minimum of 35% ( 35 % ) of its total capitalization ( excluding short- term debt ) ; .

Previous questions in this conversation: what was the total of annual long-term debt maturities in 2017?
Previous answers: 766801.0
Question: and what was it in 2016?
Answer: 270852