Annual Report 2022
Other expenses
Other expenses
Costs associated with sale of development property-33-26
Operation expenses of investment property-9-10
Operation expenses of wind and solar farms-24-
Other expenses-23-149
Total other expenses-90-186

The costs associated with sale of development property of 33 million (2021: 26 million) mainly concerns the cost price of residential property sold.

The decrease of 126 million in other expenses relates for 90 million to the reassessment of the past service costs related to the defined benefit obligation in 2021 (2022: nil), see chapter, and the change in the provision for irrecoverable claims relating to negative interest surplus on pension portfolio in 2021 of 24 million (2022: nil).