Although the average is between two and four years , it can be said that students end when their teachers decide that they have already reached a certain artistic maturity .
The duration of the stay in the School depends directly on the student 's possibilities of learning .
Although the average is between two and four years , School can be said that students end when their teachers decide that they have already reached a certain artistic maturity .
The duration of the stay in the School depends directly on the student 's possibilities of learning .