| Before 22 March |
free cancellation is possible (with total refund) |
| Between 22 March and 17 May |
75% refund of the paid amount |
| Between 18 May and 30 June |
50% refund of the paid amount |
| Between 1 July and 31 July |
25% refund of the paid amount |
| Between 1 August and 18 August |
No refund |