Question: The Breeze broadcasts to a city in southwest England with a population of what, as of 2017?

Context paragraphs:
Seaborough: Seaborough is a small village and civil parish in the county of Dorset in southwest England.  It is sited in the valley of the River Axe and lies within the West Dorset administrative district about 2 mi south of Crewkerne in Somerset.  The parish was previously part of the hundred of Crewkerne, but was transferred to within Dorset in 1896.  In 2013 the estimated population of the civil parish was 60.

The Breeze (radio network): The Breeze is a network of Independent Local Radio stations broadcasting to South Devon, South West Surrey, West Sussex, Hampshire, Cheltenham, West Berkshire, Bristol, Somerset, Dorset and West Wiltshire.  The stations, owned & operated by Celador Radio, broadcast a 'contemporary easy listening' format, playing classic and recent melodic popular music aimed principally at listeners over the age of 40.

Wincanton: Wincanton is a small town and electoral ward in South Somerset, southwest England.  The town lies off the A303 road, a main route between London and South West England, and has some light industry.  The town and electoral ward has a population of 5,272.

Prior Park College: Prior Park College is a mixed Roman Catholic public school for both day and boarding students.  Situated on a hill overlooking the city of Bath, Somerset, in southwest England, Prior Park has been designated by Historic England as a Grade I listed building.

Stourton Caundle: Stourton Caundle is a village and civil parish in the county of Dorset in southwest England.  It lies within the Blackmore Vale in the North Dorset administrative district, about 5 mi east of Sherborne.  In the 2011 census the parish had 181 households and a population of 439.

Gloucester: Gloucester ( ) is a city and district in southwest England, the county city of Gloucestershire.  Gloucester lies close to the Welsh border, on the River Severn, between the Cotswolds to the east and the Forest of Dean to the southwest.

Bristol: Bristol ( ) is a city and county in South West England with a population of 454,200 in 2017.  The district has the 10th-largest population in England, while the Bristol metropolitan area is the 12th-largest in the United Kingdom.  The city borders North Somerset and South Gloucestershire, with the cities of Bath and Gloucester to the south-east and north-east, respectively.

Chilfrome: Chilfrome is a small village and civil parish in the county of Dorset in southwest England.  It lies in the West Dorset administrative district, approximately 9 mi northwest of the county town Dorchester.  It is situated between the villages of Cattistock and Maiden Newton in the upper reaches of the Frome Valley in the Dorset Downs.  The parish church was largely restored in 1864, though it has a thirteenth-century chancel-arch, a partly fourteenth-century nave, and windows dating from the fifteenth century.  Dorset County Council estimate that in 2013 the population of the civil parish was 40.

Exmore, Virginia: Exmore is the largest town in Northampton County on the Eastern Shore of the U.S. state of Virginia.  The population was 1,136 at the 2000 census.  A popular story is that Exmore received its name because it is the tenth railroad station south of the Delaware state line, so there were "X more" stations to go.  The same website also states another theory behind the town's name—that it was named for Exmoor in Devon, southwest England.  This theory is more plausible because many towns and counties in Virginia were named for places in England.  Northampton County itself was named for Northamptonshire, a county in the East Midlands of England.

Portesham: Portesham, sometimes also spelled Portisham, is a village and civil parish in the county of Dorset in southwest England, situated in the West Dorset administrative district approximately 6 mi northwest of Weymouth, 6 mi southwest of the county town Dorchester, and 2 mi northeast of the Jurassic Coast World Heritage Site at Chesil Beach.  The parish is quite large, covering several outlying hamlets and what were once their manors.  In the 2011 census it had a population of 685 in 316 households and 342 dwellings.

Supporting paragraphs: The Breeze (radio network) Bristol
Answer: 454,200