Expenditure incurred in 2005-06, broken down by main budget headings and shown by the groupings requested, can be found in the following table: £ million Pay Non-pay Income Supporting the Prime Minister¹ 23 29 3 Supporting the Cabinet¹ 37 107 44 Strengthening the Civil Service 13 22 15 Office of Public Sector Information 1 2 1 ERM project² 0 0 0 Independent Offices 1 1 0 ¹ Figures differ slightly from the 2005-06 estimated outturn figures shown in the Cabinet Office annual report due to late accounting adjustments. ² Total expenditure for the ERM project in 2005-06 was less than £0.5 million.