pre_text: The total annual compensation of the Supervisory Board members is as follows: Supervisory Board Compensation The Supervisory Board members do not receive any share-based payment for their services. As far as members who are employee representatives on the Supervisory Board receive share-based payment, such compensation is for their services as employees only and is unrelated to their status as members of the Supervisory Board.
table: € thousands 2019 2018 2017
table: Total compensation 3,770 3,702 3,663
table: Thereof fixed compensation 3,218 3,162 3,135
table: Thereof committee remuneration 553 540 528
question: Analyse this data from a financial earnings document. What was the change in the amount Thereof committee remuneration in 2019 from 2018?