PRICE FALLS

1: Vauxhall Corsas (above) £2,160 to £1,592 (down 26.3%)

2: Vauxhall Astras £2,949 to £2,426 (17.7%)

3: Audi A3 models £5,373 to £4,766 (11.3%)

4: BMW 3 Series £7,395 to £6,939 (6.18%)

5: Ford Fiesta £2,584 to £2,435 (5.77%)

Average fall in value of used car models from January 2017 to September 2017