The following lists the top 25 singles of 2006 in Australia from the Australian Recording Industry Association (ARIA) End of Year singles chart. "I Wish I Was a Punk Rocker (With Flowers in My Hair)" by Sandi Thom was the biggest song of the year, peaking at No. 1 for ten weeks and staying in the top 50 for 34 weeks, this song was also the longest number one of the year. *1 week in 2005, and 4 in 2006**3 weeks in 2007***2 weeks in 2005****1 week in 2005*****1 week in 2007******2 weeks in 2005