3. Operating expenses


ContinuingDiscontinuedTotal

2013
£000
2012
£000
2013
£000
2012
£000
2013
£000
2012
£000
Raw materials and consumables28,02127,96311,71512,33039,73640,293
Other external charges22,90819,1997,0248,98829,93228,187
Staff costs (note 4)27,23227,46012,43216,28339,66443,743
Depreciation (note 13)5,6305,3758581,1116,4886,486
Amortisation of acquisition related intangibles (note 15)8298291,0921,3671,9212,196
Amortisation of other intangible assets2362595966295325
Loss/(profit) on disposal of property, plant and equipment1176(15)(14)176
Own work capitalised(216)(54)(216)(54)
Exchange losses1217512175

84,76281,28233,16540,145117,927121,427
Increase in inventory of finished goods and work in progress18(890)(788)11(770)(879)

84,78080,39232,37740,156117,157120,548







Operating expenses include the following:





Operating lease rentals



563985
Research and development



5,2164,021
Trade receivables impairment (note 18)



200
Property, plant and equipment repairs and maintenance



2,1682,722
Cost of inventories recognised as an expense



39,73640,293
Change in the fair value of derivative instruments outstanding at year end and classified as fair value through profit and loss



150(25)







Services provided by the Company's auditor





Fees payable to the Company's auditor for the audit of the parent company and consolidated accounts



2221
Fees payable to the Company's auditor and its associates for other services:





– The audit of accounts of the Company's subsidiaries pursuant to legislation



212190
– Taxation compliance services



– Taxation advisory services



620
– Other assurance services



180109