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Cash and Cash Equivalents
12 Months Ended
Dec. 31, 2011
Cash and Cash Equivalents  
Cash and Cash Equivalents

4                    Cash and Cash Equivalents

 

The following is a summary of cash and cash equivalents at December 31, 2010 and 2011:

 

 

 

December 31,

 

 

 

2010

 

2011

 

 

 

$000

 

$000

 

Cash

 

429

 

4,555

 

Investments with original maturity of less than three months at the time of purchase

 

29,066

 

19,894

 

Total cash and cash equivalents

 

29,495

 

24,449