What percentage of Europeans is self-employed?

What percentage of Europeans is self-employed?
How much GDP output does one hour of work produce on average?
How common has working from home become in Europe?
How much GDP output does one hour of work produce on average?
How many minimum paid days off do people in Europe get?
How long is the average work week in the US?
Which cities in Europe have the worst traffic?
How long is the average work week in Europe?
How many statutory public holidays do people around the world get for Christmas?
How long is the average work week in Europe?
How many elderly people are there for every 100 people of working age in Europe.