 Baadhitaan lagu sameeyey dumar tiradoodu ka badan tahay 5 kun iyo 5 boqol oo u dhashay dalalka Ingiriiska, Ireland, Ustareeliya, iyo New Zealand, ayaa muujisay in dumarka cunista khudraddu ku yar tahay ay qiyaas boqolkiiba konton ah halis ugu jiraan in ay noqdaan ma dhalays. 