https://cy.ons.gov.uk/employmentandlabourmarket/peopleinwork/earningsandworkinghours/datasets/averageweeklyearningsearn01
EARN01: Average weekly earnings - Swyddfa Ystadegau Gwladol
Average weekly earnings at sector level headline estimates, Great Britain, monthly, seasonally adjusted. Monthly Wages and Salaries Survey.
averageweeklyearningsystadegau