The carrying value was distributed and changed as follows.
December 31,


Plant and machinery



PropertyMobile networksFixed networksEquipment, tools and installationsTotal
SEK in millions2007200620072006200720062007200620072006
Accumulated cost7,5427,21347,38644,389119,656117,2017,4346,456182,018175,259
Accumulated depreciation-3,078-2,740-28,154-28,065-77,482-76,811-5,514-4,841-114,228-112,457
Accumulated impairment losses-426-406-384-382-14,644-13,741-246-220-15,700-14,749
Advances242848610113110512142
Carrying value4,0624,09519,33416,04327,53126,6521,6751,40552,60248,195
of which assets under construction--3,0331,5252,0871,923--5,1203,448
Carrying value, opening balance4,0954,21816,04315,32926,65227,0771,4051,57748,19548,201
Investments1554275,8954,6854,9144,32070952211,6739,954
of which capitalized interest--22155--726
Sales and disposals-20-32-49-181-57213-35-219-161-219
Dismantling and restoration--29495318--8267
Operations acquired595268144355-55465537661
Operations divested-----46--20--66-
Reclassifications-33-40148299-463-153251-186-97-80
Depreciation for the year-318-377-3,580-3,482-4,164-4,193-738-703-8,800-8,755
Impairment losses/reversed losses for the year---19--214-9-5--238-9
Advances-42338539-22-9637070
Exchange rate differences128-176414-839503-62362-571,107-1,695
Carrying value, closing balance4,0624,09519,33416,04327,53126,6521,6751,40552,60248,195
Property
TeliaSonera's real estate holdings include some 4,000 properties, mainly in Sweden and Finland. The substantial majority is used solely for technical facilities, like network installations, computer installations, research centers and service outlets.
The Group's Swedish real estate holdings have been assessed for tax purposes at the following values.


December 31,





SEK in millions

20072006





Buildings

289179





Land and land improvements

5657





Tax-assessed value

345236





At the 2007 property assessment for tax purposes, a considerable number of properties were assessed for the first time, while others had their assessments adjusted. Some tax-assessed properties were sold or disposed of in 2007.