The main indicator of successful European training program are WTA (Women's Professional Tennis Association) and ATP (Men's Professional Tennis Association) rankings. According to the latest world rankings, approximately 70% of women and men players are from Europe (ATP and WTA rankings).

TENNIS - INTERNATIONAUX DE FRANCE - ROLAND GARROS 2014 - PARIS (FRA) - JOURNEE DES ENFANTS. PHOTO : CORINNE DUBREUIL / FFT