| jaar | maand | aantal | gemiddelde prijs | |
|---|---|---|---|---|
| maand | voortschrijdend | |||
| 2015 | mei | 1 | € 20 | € 20 |
| 2015 | jul | 1 | € 23 | € 21 |
| 2015 | sep | 5 | € 29 | € 27 |
| 2015 | okt | 4 | € 25 | € 26 |
| 2015 | nov | 2 | € 18 | € 25 |
| 2015 | dec | 8 | € 25 | € 25 |
| 2016 | jan | 7 | € 20 | € 24 |
| 2016 | feb | 3 | € 15 | € 23 |
| 2016 | apr | 1 | € 20 | € 23 |
| 2016 | mei | 3 | € 18 | € 22 |
| 2016 | jun | 6 | € 34 | € 24 |
| 2016 | jul | 2 | € 11 | € 23 |
| 2016 | aug | 1 | € 25 | € 23 |
| 2016 | sep | 14 | € 28 | € 25 |
| 2016 | okt | 3 | € 58 | € 26 |
| 2016 | nov | 3 | € 43 | € 27 |
| 2016 | dec | 13 | € 23 | € 26 |
| 2017 | jan | 3 | € 47 | € 27 |
| 2017 | feb | 8 | € 24 | € 27 |
| 2017 | mrt | 5 | € 38 | € 27 |
| 2017 | apr | 6 | € 47 | € 29 |
| 2017 | mei | 6 | € 37 | € 29 |
| 2017 | jun | 5 | € 38 | € 29 |
| 2017 | jul | 6 | € 37 | € 30 |
| 2019 | mrt | 2 | € 65 | € 30 |
| 2019 | apr | 13 | € 51 | € 32 |
| 2019 | mei | 8 | € 51 | € 34 |
| 2019 | jun | 4 | € 46 | € 34 |
| 2019 | jul | 12 | € 47 | € 35 |
| 2019 | aug | 8 | € 42 | € 35 |
