with nearly monolithic support in parts of the constituency. The area contains a mixture of former coal country in the area around Trimdon and more industrial areas around the new town of Newton Aycliffe. The construction of a new Hitachi factory created 730 jobs in the town. There are also more prosperous parts of the constituency that form the bulk of the Conservative vote – for example, the ancient market town of Sedgefield itself, with a charter dating back to 1312. The outer suburbs of Darlington are also relatively wealthy, as well as Hurworth-on-Tees, where unemployment stands at just 1.0%. In statistics The constituency consists of Census Output Areas of two local government districts with similar characteristics: a working population whose average income is lower than the national average and close to average reliance upon social housing. At the end of 2012 the unemployment rate in the constituency stood as 5.0% of the population claiming jobseekers allowance, compared to the regional average of 5.5%. The local authority contributing to the bulk of the seat has a middling 27.2% of its population without a car, a high 27.5% of the population without qualifications and a medium 21.5% with level 4 qualifications or above. Darlington has 28% of its population without a car, 24.8% of the population without qualifications and a medium 23.7% with level 4 qualifications or above In terms of tenure 65.8% of County Durham homes and 64.9% of Darlington homes are owned outright or on a mortgage as at the 2011 census. Members of Parliament MPs 1918–1974 MPs since 1983 Elections Elections in the 2010s Elections in the 2000s : : Elections in the 1990s : : Elections in the 1980s : : Elections in the 1970s Elections in the 1960s Elections in the 1950s Elections in the 1940s Elections in the 1930s Elections in the 1920s Elections in the 1910s See also List of parliamentary constituencies in County Durham History of parliamentary constituencies and boundaries in Durham References Parliamentary constituencies in County Durham Constituencies of the Parliament of the United Kingdom established in 1918 Constituencies of the Parliament of the United Kingdom disestablished in 1974 Constituencies of the Parliament of the United Kingdom established in 1983 Constituencies of the Parliament of the United Kingdom represented by a sitting Prime Minister Tony Blair