19.

Trade and other payables: amounts falling due after more than one year


	30 June 2019		30 June 2018		31 December 2018
	£m		£m		£m
Payments due to vendors (earnout agreements)		203.9		349.2		266.5
Liabilities in respect of put option agreements with vendors		223.0		211.2		205.2
Fair value of derivatives		—		30.4		14.2
Other creditors and accruals		140.8		347.0		355.5
		567.7		937.8		841.4

The Group considers that the carrying amount of trade and other payables approximates their fair value.

The following table sets out payments due to vendors, comprising contingent consideration and the Directors’ best estimates of future earnout-related obligations:


	30 June 2019		30 June 2018		31 December 2018
	£m		£m		£m
Within one year		167.6		193.7		148.2
Between 1 and 2 years		90.0		131.4		140.2
Between 2 and 3 years		44.1		96.5		38.5
Between 3 and 4 years		36.9		61.3		50.3
Between 4 and 5 years		22.4		49.9		20.4
Over 5 years		10.5		10.1		17.1
		371.5		542.9		414.7

The Group’s approach to payments due to vendors is outlined in note 24.

The following table sets out the movements in contingent consideration during the period:


	Six months ended 30 June 2019			Six months ended 30 June 2018			Year ended 31 December 2018
	£m			£m			£m
At the beginning of the period		414.7			630.7			630.7
Earnouts paid		(57.9	)		(38.0	)		(120.2	)
New acquisitions		3.9			11.9			48.6
Revision of estimates taken to goodwill		1.1			(26.3	)		(68.3	)
Revaluation of payments due to vendors (note 6)		8.4			(29.7	)		(82.6	)
Exchange adjustments		1.3			(5.7	)		6.5
At the end of the period		371.5			542.9			414.7

The Group does not consider there to be any material contingent liabilities at 30 June 2019.