Historical Summary
	Graphs

2010 2009(1) 2008 Statements of Earnings (in $ millions) Revenue, including equity income 3,664 3,643 3,907 Energy supply costs and operating expenses 2,514 2,578 2,859 Amortization 410 364 348 Finance charges 350 360 363 Corporate taxes 67 49 65 Net earnings 323 292 272 Net earnings attributable to non-controlling interests 10 12 13 Net earnings attributable to preference equity shareholders 28 18 14 Net earnings attributable to common equity shareholders 285 262 245 Balance Sheets (in $ millions) Current assets 1,204 1,124 1,150 Goodwill 1,553 1,560 1,575 Other long-term assets 1,060 917 487 Utility capital assets, income producing properties and intangible assets 9,086 8,538 7,954 Total assets 12,903 12,139 11,166 Current liabilities 1,517 1,592 1,697 Other long-term liabilities 1,398 1,288 727 Long-term debt and capital lease obligations (excluding current portion) 5,609 5,276 4,884 Preference shares (classified as debt) 320 320 320 Total liabilities 8,844 8,476 7,628 Shareholders’ equity(2) 4,059 3,663 3,538 Cash Flows (in $ millions) Operating activities 732 681 661 Investing activities 991 1,045 852 Financing activities 513 592 387 Dividends, excluding dividends on preference shares classified as debt 230 205 191 Financial Statistics Return on average book common shareholders’ equity (%) 8.79 8.41 8.70 Capitalization Ratios (%) (year end) Total debt and capital lease obligations (net of cash) 58.4 60.2 59.5 Preference shares (classified as debt and equity) 9.0 6.9 7.3 Common shareholders’ equity 32.6 32.9 33.2 Interest Coverage (x) Debt 2.0 1.9 1.9 All fixed charges 1.9 1.8 1.8 Total Gross Capital Expenditures (in $ millions) 1,073 1,024 935 Common Share Data Book value per share (year end) ($) 18.92 18.61 17.97 Average common shares outstanding (in $ millions) 172.9 170.2 157.4 Basic earnings per common share ($) 1.65 1.54 1.56 Dividends declared per common share ($) 1.410 0.780 1.010 Dividends paid per common share ($) 1.120 1.040 1.000 Dividend payout ratio (%) 67.9 67.5 64.1 Price earnings ratio (x) 20.6 18.6 15.8 Share Trading Summary High price ($) (TSX) 34.54 29.24 29.94 Low price ($) (TSX) 21.60 21.52 20.70 Close price ($) (TSX) 33.98 28.68 24.59 Volume (in thousands) 120,855 121,162 132,108

⁽¹⁾  Certain 2009 comparative figures have been reclassified to comply with current period classifications. Refer to Notes 3 and 32 of the 2010 Annual Consolidated Financial Statements for further details.

⁽²⁾ Restated to include non-controlling interests upon adoption of CICA Handbook Section 1602, Non-Controlling Interests, effective January 1, 2010 per Note 3 to the 2010 Annual Consolidated Financial Statements.