More than 60 % of teenagers aged 15 drink alcohol …

„Despite it being illegal in many countries, more than 60 % of teenagers aged 15 drink alcohol, and one in five reported having ever been drunkenness at least twice. […] Children who have experienced drunkenness and initiate drinking at an early age show a lower likelihood of performing well at school.“
OECD (Hrsg.), Preventing Harmful Alcohol Use (2021), S. 24.