The following tables show the level of hedge for different periods:
| Positions as of December 31, 2017 (*) | Maturities | |||||||||||||||
| Q118 | Q218 | Q318 | Total | |||||||||||||
| Percentage of coverage over the expected volume of consumption | 19 | % | 12 | % | 5 | % | 12 | % | ||||||||
(*) The volume shown in the table considers all the hedging instruments (swaps and options).
| Positions as of December 31, 2016 (*) | Maturities | |||||||||||
| Q117 | Q217 | Total | ||||||||||
| Percentage of coverage over the expected volume of consumption | 21 | % | 16 | % | 18 | % | ||||||
(*) The volume shown in the table considers all the hedging instruments (swaps and options).