Dollars (in millions)

	F2004	F2005 1	F2006 1	F2007 1	F2008 1
Operations & Administration Expenditures	358	471	538	423	637
Maintenance Expenditures	263	246	267	293	305
Total Operating Costs	621	717	805	716	942

Operations and administration expenses for fiscal 2008 were higher than the previous year primarily due to a provisions for First Nations settlement costs of $225 million and increased demand-side management program expenditures, offset by lower non-current pension service costs resulting from improved returns on the pension plan assets.

Maintenance expenditures were higher than the previous year primarily due to increased asset restoration and dam safety expenditures, system resiliency improvements in order to enhance capacity to withstand storms, and higher levels of work in vegetation maintenance and routine system restoration.

Note 1: These years reflect the impact of Accounting Guidelines 19, Disclosures by entities subject to Rate Regulations, regarding the recognition and measurement of assets and liabilities subject to rate regulation.