Borrowings

 
2018
 
2017
 
 
Total
Of which current
Total
Of which current
         
Debenture loans
2,543
300
2,542
-
Commercial paper
-
-
-
-
         
Total
2,543
300
2,542
-

At 31 December 2018, there were four debenture loans (€2,543 million, maturing in 2019, 2022 and from 2023 through 2027).

The repayment schedule for borrowings (excluding commercial paper) is as follows:

Borrowings by maturity

 
2018
2017
     
2018
-
-
2019
300
300
2020
-
-
2021 and 2022
500
500
2023 through 2027
1,743
1,742
     
Total
2,543
2,542

In agreements governing loans with a residual amount at year-end 2018 of €2,543 million, of which €300 million is of a current nature (31 December 2017: 2,542 million, of which zero was of a current nature), clauses have been included which restrict the provision of security. More information on borrowings is provided in Note 19 to the 'Consolidated financial statements'.