4 Other operating income

The profits from the disposal of tangible assets in 2021 relate in particular to grid assets and land.

In the year under review, revenues from other operating activities comprise one-time items of CHF 28,559 thousand; of this amount, CHF 24,811 thousand falls to the Market Switzerland segment (a CHF 21,013 purchase price adjustment made for the transfer of transmission grids and a CHF 3,798 thousand market premium received for large hydropower projects); CHF 2,873 thousand falls to the other segments and activities segment (payments of CHF 1,918 thousand received on the basis of a legal dispute won and a CHF 955 thousand gain on the disposal of the associate EL.IT.E. S.p.A.); and a CHF 875 thousand gain on the disposal of Aerochetto S.r.l. falls to the Market Italy segment.