14. Derivative financial instruments and hedge accounting: Derivative financial and non-financial instruments are held for the purpose of energy purchases, merchant trading or financial risk management. The derivative instruments assets and liabilities used for risk management purposes as described in note 30 consist of the following: 100 December 31, 2012 Energy Interest rate Total Cash flow hedges Non- hedges Non- hedges Derivative instruments assets: Current $ 12 $ 35 $ - $ 47 Non-current 23 7 - 30 Derivative instruments liabilities: Current (2) (50) - (52) Non-current (4) (8) - (12) Net fair value $ 29 $ (16) $ - $ 13 Net notional buys (sells): Megawatt hours of electricity (millions) (6) - Gigajoules of natural gas (millions) - 2 Range of contract terms in years 0.1 to 5.0 0.1 to 5.0 December 31, 2011 Energy Interest rate Total Cash flow hedges Non- hedges Non- hedges Derivative instruments assets: Current $ 6 $ 19 $ - $ 25 Non-current 5 8 - 13 Derivative instruments liabilities: Current (30) (29) (8) (67) Non-current (4) (3) - (7) Net fair value $ (23) $ (5) $ (8) $ (36) Net notional buys (sells): Megawatt hours of electricity (millions) (3) (9) Gigajoules of natural gas (millions) - (2) Bond forwards $ 200 Range of contract terms in years 0.1 to 5.0 0.1 to 6.0 0.2 CAPITAL POWER CORPORATION Notes to the Consolidated Financial Statements (Tabular amounts in millions of Canadian dollars, except share and per share amounts)