The average is computed using the monthly average exchange rates announced by Norges Bank during the period indicated.

Year ended December 31 Low High Average End of Period
         
2007 5.2751 6.4727 5.8610 5.4110
2008 4.9589 7.2183 5.6390 6.9989
2009 5.5433 7.2048 6.2898 5.7767
2010 5.6026 6.6840 6.0437 5.8564
2011 5.2369 6.0315 5.6059 5.9927

  Low High
     
2011    
September 5.3737 5.8716
October 5.4184 5.9449
November 5.6027 5.9234
December 5.7301 6.0315
     
2012    
January 5.8106 6.0545
February 5.5349 5.8408
March (up to and including 12. March 2012) 5.5758 5.7013

On 12 March 2012, the exchange rate announced by the Norges Bank for the Norwegian krone was USD 1.00 = NOK 5.7013.

Fluctuations in the exchange rate between the Norwegian krone and the US dollar will affect the amounts in US dollars received by holders of American Depositary Shares (ADSs) on the conversion of dividends, if any, paid in Norwegian kroner on the ordinary shares, and they may affect the US dollar price of the ADSs on the New York Stock Exchange.