pre_text: 10 Taxation (continued) There are unrecognised deferred tax assets on the following temporary differences (presented below before the application of the relevant tax rate) due to uncertainty over the level of profits in the non-REIT elements of the Group in future periods: The Company recognises no deferred tax asset or liability (2018: nil).
table: £m 2019 2018
table: Revenue losses – UK 398.4 300.8
table: Capital losses – UK 34.5 34.2
table: Derivative financial instruments 172.7 184.9
table: Other temporary differences 20.1 9.7
table: Total unrecognised temporary differences 625.7 529.6
question: Analyse this data from a financial earnings document. What is the change in capital losses from the UK between 2018 and 2019?