The UK Consumer Prices Index (CPI) annual rate of inflation held steady in May at 4.5%.

The Retail Prices Index (RPI) measure of inflation - which includes mortgage interest payments - was also unchanged at 5.2%, according to the Office for National Statistics (ONS) [1].

Fuel and food prices continued to be the main contributors, with both components up 1.3% from April.

Air transport costs fell sharply.