In the following table the revenues are broken down into a combination of transport type and geographic area.

Station development and operation in the Netherlands includes an amount of €27 million (2017: €23 million) relating to development activities.

The increase in revenue from train-related transport in the United Kingdom is mainly due to the West Midlands concession that was started in December 2017. The revenue 2017 bus-related transport in the Netherlands comes from the Qbuzz entity, which was disposed of as at 31 August 2017.

Accounting policies

Revenue

Revenue is recognised on the basis of the fee established in a contract with a customer. The Group recognizes revenue when it transfers control of a good or service to a customer. Sales include the transport revenues and revenues from other business activities less discounts and sales tax.

Provision of services and sale of goods

Revenue from the sale of travel rights is recognised when the travel right arises. Revenue from subscriptions is recognised over time and spread over the period in the profit and loss account over the validity of the subscription period.

Revenue from the sale of goods is recognised in the income statement when control of the goods has been transferred to the buyer, recovery of the consideration due is probable, the associated costs or any returns of goods can be estimated reliably. Government or similar fees arising from transport contracts or concessions are recognised in the income statement over the period to which the fee relates.

Rental income

Rental income from property is recognised in the income statement over time, with it being recognised over the term of the lease. Commitment costs incurred as an incentive to enter into lease agreements are recognised as an integral part of the total rental income and spread on a straight-line basis over the contract period.