24. Trade payables and other debts

M €	31 Dec 2015	31 Dec 2014
Advances received	5.6	5.6
Trade payables	10.6	15.0
Other current liabilities	1.1	1.5
Accrued expenses and deferred income	20.8	23.7
Total	38.0	45.9

Specification of accrued expenses and deferred income	31 Dec 2015	31 Dec 2014
Rental services	2.6	1.9
Investments	0.3	2.2
Personnel expenses	6.8	6.6
Interest	10.9	12.3
Other items	0.2	0.7
Total	20.8	23.7