4. Staff costs

For the period


52 weeks to
29 March 2013
£m
52 weeks to
30 March 2012
£m
The aggregated remuneration of all employees including Directors comprised:
Wages and salaries153.5140.8
Social security costs10.29.7
Equity-settled share based payment transactions (note 21)0.12.4
Contributions to defined contribution plans (note 23)3.02.9
166.8155.8
NumberNumber
Average number of persons employed by the Group, including Directors, during the period:
Stores/Autocentres11,53511,276
Central warehousing211193
Head office651582
12,39712,051

Full details of Directors' remuneration and interests are set out in the Directors' Remuneration Report which forms part of these financial statements.

Key management compensation

For the period


52 weeks to
29 March 2013
£m
52 weeks to
30 March 2012
£m
Salaries and short-term benefits2.12.1
Compensation for loss of office0.8
Social security costs0.40.3
Pensions0.30.2
Share based payment charge0.11.0
3.73.6

Key management compensation includes the emoluments of the Board of Directors and the emoluments of the Halfords Limited and Halfords Autocentres management Boards.

Balances outstanding at the year-end totalled £0.9m (2012: £nil).