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## Acquisitions through business combinations 

On 29 June 2012, the consolidated entity completed the acquisition of Great Energy Alliance Corporation Pty Limited (GEAC), increasing its ownership from 32.54% to 100%. The provisional fair value of the GEAC property, plant and equipment as at the date of acquisition was $2,473.6 million. Refer Note 43 for further details. 

## Depreciation expense 

Depreciation expense of $118.2 million (2011: $104.2 million) is included in the line item ‘depreciation and amortisation’ in the income statement. 

## Leased plant and equipment 

The net carrying amount of plant and equipment disclosed above includes plant and equipment held under finance leases of $136.4 million (2011: $134.3 million). 

## Property, plant and equipment under construction 

The net carrying amount of plant and equipment disclosed above includes expenditure recognised in relation to plant and equipment which is in the course of construction of $777.6 million (2011: $424.0 million). 

