Lord Moylan : To ask His Majesty's Government what has been the total expenditure on the maintenance of the rail network in each of the past six financial years; and what proportion this expenditure represented of total Network Rail expenditure for each of those years. Minister of State, Department for Transport (Lord Hendy of Richmond Hill, CBE) : The table below shows the total expenditure on the maintenance of the rail network in the past six financial years and its propor