Australian singer Keith Urban spent the most weeks at number one in 2005, with eleven, comprising five weeks with "Making Memories of Us" and six with "Better Life", which tied for the most weeks at number one by a single song with "As Good as I Once Was" by Toby Keith.
Penyanyi Australia Keith Urban menjalani pekan terbanyak di peringkat satu pada 2005, dengan jumlah sebelas, yang meliputi lima pekan dari "Making Memories of Us" dan enam pekan dari "Better Life", berpasangan untuk pekan terbanyak di peringkat satu dengan lagu singel "As Good as I Once Was" karya Toby Keith.