Equal Pay Day 2019 is today, which means women effectively stop earning relative to men from now until the end of the year. The most recent statistics from the ONS’ Annual Survey of Hours and Earnings (ASHE) show that the mean gap for full-time workers is 13.1%, so at this rate, it will take 60 years to eradicate it.
This article references data available in the UK Data Service collection:
Annual Survey of Hours and Earnings