[28] Retirement benefit obligation

Defined contribution plans

In the case of defined contribution pension plans, the Group pays contributions to government or private pension insurance providers based on statutory or contractual provisions, or on a voluntary basis. The total expense arising from defined contribution plans amounted to €134.5 million in 2019 (2018: €93.3 million). Of this total, contributions paid by employers into government-run schemes came to €105.9 million (2018: €76.7 million).