Over 10 million pupils, across 40 different countries took part.
Now there is well over 800 pupils and around 60 to 70 staffers.
In 2012 its enrollment has reached over 45,000 pupils, a world record.
As of 2007 there were just over 500 pupils enrolled.
There are just over 100 pupils, ranging from 4-11 years of age.
There are currently over 400 pupils at the school aged 4-13 years old.
The school teaches over 700 pupils between the ages of 3 and 18.
By September 1961 there were over 500 pupils with a staff of 26.
As of 2012 there are over 1,100 pupils at the school.
This paper is taken throughout Europe by over 3 million pupils from more than 37 countries.