*Teen Songs Chart doesn't only include songs performed by teenagers; the songs tracked in this tally are the ones geared towards children/teenager's audiences (being them the principal target).
*Euro Top Chart doesn't include all artists that were born in Europe; the songs that are tracked in this tally are the ones performed by acts born in non-english/spanish speaking European countries (such as France, Italy, Romania, Germany, etc). Also songs in different European languagues (others than English and Spanish) are included.
*Euro Top Chart doesn't include all artists that were born in Europe; the songs that are tracked in this tally are the ones performed by acts born in non-english/spanish speaking European countries (such as France, Italy, Romania, Germany, etc). Also songs in different European languagues (others than English and Spanish) are included.