The proportion of young people trying out smoking triples from the 5th grade to the 11th grade and it is true both for girls and boys, although the initial level at 5th grade is high in itself especially for boys.
La proporción de jóvenes que prueban el tabaco se triplica del 5º al 11º grado para ambos sexos, aunque el nivel inicial en el 5º grado es especialmente elevado para los varones.