12. Intangible assets

in PLN thousand Goodwill Concessions, licenses, software and other Total intangible assets
Gross carrying value
as at 1 January 2017
1 439 7 928 9 367
Additions - 779 779
Disposals - (7 075) (7 075)
Gross carrying value
as at 31 December 2017
1 439 1 632 3 071
Gross carrying value
as at 1 January 2018
1 439 1 632 3 071
Other disposals - (221) (221)
Gross carrying value
as at 31 December 2018
1 439 1 411 2 850
in PLN thousand Goodwill Concessions, licenses, software and other Total intangible assets
Accumulated amortisation
as at 1 January 2017
  (7 504) (7 504)
Amortisation for the period   (114) (114)
Disposals   7 075 7 075
Accumulated amortisation
as at 31 December 2017
  (543) (543)
Accumulated amortisation
as at 1 January 2018
  (543) (543)
Amortisation for the period   (109) (109)
Other disposals   221 221
Accumulated amortisation
as at 31 December 2018
  (431) (431)
Net carrying value      
As at 1 January 2017 1 439 424 1 863
As at 31 December 2017 1 439 1 089 2 528
As at 31 December 2018 1 439 980 2 419