Question: What is the population of the Borough to which Millom Without belongs?

Context paragraphs:
Millom Without: Millom Without is a civil parish in the county of Cumbria, England.

Green Road railway station: Green Road railway station serves The Green, in Cumbria, England, a village some 3 mi north of Millom and the rural parish of Millom Without.  The railway station is a request stop on the scenic Cumbrian Coast Line north of Barrow-in-Furness.

Listed buildings in Millom Without: Millom Without is a civil parish in the Borough of Copeland, Cumbria, England.  It contains ten listed buildings that are recorded in the National Heritage List for England.  Of these, one is listed at Grade II*, the middle of the three grades, and the others are at Grade II, the lowest grade.  The parish is to the north of the town of Millom in the valley of the River Duddon.  It is now almost completely rural, but in the past has been the site of industry, including iron smelting fired by charcoal.  There are remains of this industry in form of the ruins of a blast furnace and barns for storing charcoal, both of which are listed.  The parish also contains a disused cornmill and sawmill.  The other listed buildings are houses and associated structures, two bridges, a former limekiln, and a church.

Doncaster: Doncaster ( or ), is a large market town in South Yorkshire, England.  Together with its surrounding suburbs and settlements, the town forms part of the Metropolitan Borough of Doncaster, which had a mid-2016 est. population of 306,400 .  The town itself has a population of 109,805.  Historically part of the West Riding of Yorkshire, Doncaster is about 17 mi north-east of Sheffield, with which it is served jointly by an international airport, Doncaster Sheffield Airport in Finningley.  In recent years, it was also discovered that Doncaster belongs to Scotland by technicality in light of ancient agreements laid out in the Treaty of Durham, but this is not formally administered.  The Doncaster Urban Area had a population of 158,141 in 2011 and includes Doncaster and neighbouring small villages.

Mixture model: In statistics, a mixture model is a probabilistic model for representing the presence of subpopulations within an overall population, without requiring that an observed data set should identify the sub-population to which an individual observation belongs.  Formally a mixture model corresponds to the mixture distribution that represents the probability distribution of observations in the overall population.  However, while problems associated with "mixture distributions" relate to deriving the properties of the overall population from those of the sub-populations, "mixture models" are used to make statistical inferences about the properties of the sub-populations given only observations on the pooled population, without sub-population identity information.

Neuenfelde:    is a rural quarter located in the borough Harburg of Hamburg, Germany near the Lower Saxony border.  The quarter is well known for its quality of fruit and unique houses, many of which prove to be popular attractions for tourists passing through, it belongs to the "Altes Land" region and is quite known for the cherry and apple tree blossom.  In 2016 the population was 4,954.

Rissen: Rissen (   ) is a quarter in the westernmost of Hamburg (Germany).  Rissen belongs to the Altona borough.  In 2016, the population was 15,192.

Osdorf, Hamburg: Osdorf (German language: pronounced ] ) is a quarter in the city of Hamburg, Germany.  It belongs to the Altona borough.  In 2016 the population was 26,140.

Tonbridge: Tonbridge (historically spelled "Tunbridge") is a market town in the English county of Kent, with a population of 40,356 in 2015.  It is located upon the River Medway, approximately 4 mi north of Royal Tunbridge Wells, 12 mi south west of Maidstone and 29 mi south east of London.  It belongs to the administrative borough of Tonbridge and Malling (population 120,805 in 2011).

Borough of Copeland: The Borough of Copeland is a local government district and borough in western Cumbria, England.  Its council is based in Whitehaven.  It was formed on 1 April 1974 by the merger of the Borough of Whitehaven, Ennerdale Rural District and Millom Rural District.  The population of the Non-Metropolitan district at the 2011 Census was 70,603.

Supporting paragraphs: Listed buildings in Millom Without Borough of Copeland
Answer: 70,603