Julian is a sole trader who prepares accounts to 5 April each year. He acquired a car for both business and private purposes on 1 October 2018. The car has a co2 emission rate of 115 grams per kilometer and cost £21,000. The private mileage for Julian's period of account to 5 April 2019 was 25% of the total mileage for that year. What is the maximum amount of capital allowances that Julian can claim in respect of the car for the year ended 5 April 2019?