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Group Financial Statements

	Before exceptional items and remeasurements		Exceptional items and remeasurements		Total
	2006 £m	2005 £m	2006 £m	2005 £m	2006 £m	2005 £m
Depreciation of property, plant and equipment	895	774	–	–	895	774
Amortisation of intangible assets	57	45	–	–	57	45
Payroll costs (note 7(a))	844	828	48	91	892	919
Other operating charges:
Purchases of electricity	1,928	1,458	49	38	1,977	1,496
Purchases of gas	566	357	–	–	566	357
Rates and property taxes	443	406	–	–	443	406
Electricity transmission services scheme direct costs	536	301	–	–	536	301
Payments to Scottish network owners under BETTA	259	–	–	–	259	–
Other operating charges	1,218	840	(9)	172	1,209	1,012
	4,950	3,362	40	210	4,990	3,572
	6,746	5,009	88	301	6,834	5,310
Operating costs include:
Research expenditure					7	9
Operating lease rentals
Plant and machinery					36	20
Other					84	36
Auditors’ remuneration
Statutory audit services
Annual audit					4	5
Regulatory reporting					1	1
Further audit related services					–	1
Tax compliance services					–	1
Tax advisory services					1	1
Other non-audit services					1	–