DE postcode area

Columns: Postcode district | Post town | Coverage | Local authority area
DE1 | DERBY | Derby city centre | Derby | DE3 | DERBY | Derby ( Mickleover ) | Derby , South Derbyshire | DE4 | MATLOCK | Sector 2 : Darley Dale , Beeley , Rowsley , Winster , Darley Bridge , Elton , Bonsall Sector 3 : Matlock , Matlock Bath , Cromford Sector 4 : Middleton-by-Wirksworth , Wirksworth , Bolehill Sector 5 : Crich , Holloway , Lea , Tansley | Derbyshire Dales , Amber Valley | DE5 | RIPLEY | Ripley , Codnor , Denby , Waingroves , Butterley , Pentrich | Amber Valley | DE6 | ASHBOURNE | Ashbourne , Hulland Ward , Weston Underwood | Derbyshire Dales , Amber Valley , South Derbyshire , Derby , East Staffordshire | DE7 | ILKESTON | Horsley Woodhouse , Ilkeston , Morley , West Hallam | Erewash , Amber Valley , Broxtowe | DE11 | SWADLINCOTE | Swadlincote , Church Gresley , Woodville , Newhall , Hartshorne , Castle Gresley , Blackfordby , Albert Village | South Derbyshire , North West Leicestershire

Example questions:
How many people does the local district with an area covered by the postcode of DE55 service ? | For the suburban village with a postcode area identified by DE15 , who was the original owner from 1086 ? | For the local authority area belonging to Swadlincote in the DE11 postal code region , what was the population in 2011 ? | Where are the council offices located for the local authority area located in the postcode area identified by DE3 ? | In what year did the city with a postcode area identified by DE1 become an official city ?

Answers:
75,866 | Nigel of Stafford | 93,348 | Swadlincote | 1977