OECD data includes payroll taxes (and all relevant taxes in each country). You can dig around on their site to find their tax data and methodology. If you don'

OECD data includes payroll taxes (and all relevant taxes in each country). You can dig around on their site to find their tax data and methodology. If you don't like the date, also dig around on their site to find anything up to date you like. The point I made is correct - and it's well backed by the OECD databases.