4. Operating expenses

The detail of “Operating Expenses” and of the changes therein is as follows:

	2012	2011
Personnel expenses	2,547,710	2,234,178
Operating leases (note 23)	1,529,705	1,398,732
Other operating expenses	1,527,368	1,286,418
Total	5,604,783	4,919,328

At 31 January 2013, the Group had a total of 120,314 employees, of whom 93,607 were women and 26,707 were men (109,512 employees at 31 January 2012, of whom 86,144 were women and 23,368 were men). Note 26 (employee benefits) provides additional information on personnel expenses.

The detail by category is as follows:

Categories:	Gender
	W	M	Total
Manufacturing and logistics	3,848	4,480	8,328
Central services	5,212	3,263	8,475
Stores	84,547	18,964	103,511
Total	93,607	26,707	120,314

Lease expenses relate mainly to the rental, through operating leases, of the Group’s commercial premises. Note 23 provides more detailed information on the main terms of these leases, together with the related minimum future payment obligations.

“Other operating expenses” includes mainly expenses relating to store operations, logistics and general expenses, such as electricity, commissions on credit and debit card payments, travel, decoration expenses, communications and all kinds of professional services.