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Financial Statements

Acquisition cost Intangible assets Software & other Total
Concession assets

Balance as at 1 January 2006 1.649.697.575 8.926.621 1.658.624.196
80.467 57.009
Acquisitions 156.54 0 (49.94)
41.04
Disposals (49.94) 0 4.44.949
0
Transfers 4.00.907 9.728.130
1.663.536.212
Reclassifications 0

Balance as at 31 December 2006 1.653.808.082

Balance as at 1 January 2007 1.653.808.082 9.728.130 1.663.536.212
Acquisitions 64.94 4.16 688.59
Disposals 0 0 0
Transfers 50.98
Reclassifications .509.86 0 .040.4
0 0
Balance as at 31 December 2007 10.682.384
1.656.582.411 1.667.264.795

Depreciation Depreciation of intangible assets Total
Concession assets Software & other

Balance as at 1 January 2006 304.577.538 6.714.249 311.291.787
Depreciation charge for the year 64.590.780 1.07.786 65.898.566
Impairment losses 0 0
Disposals 0 0 0
Transfers 0 0 0
Reclassifications .057.947 0 .057.947
0
Balance as at 31 December 2006 371.226.265 8.022.035 379.248.300

Balance as at 1 January 2007 371.226.265 8.022.035 379.248.300
Depreciation charge for the year 64.9.90 1.08.877 66.14.780
Impairment losses 0 0
Disposals 0 0 0
Transfers 0 0 0
Reclassifications 0 0 0
0
Balance as at 31 December 2007 436.160.168 9.230.912 445.391.080

Carrying amount Carrying amounts of intangible assets Total
Concession assets Software & other

As at 1 January 006 1.45.10.07 .1.7 1.47..409

As at 1 December 006 1.8.581.817 1.706.095 1.84.87.911
As at 1 January 2007 1.282.581.817 1.706.095 1.284.287.911
As at 31 December 2007 1.220.422.243 1.451.472 1.221.873.715

Amounts of the year 006 have been partially restated as a result of the early adoption of IFRIC 1.

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