The four-man group stormed to first place with collective earnings of $43 million in 2006, according to business magazine BRW.
Moulin Rouge star Kidman only managed the second spot with earnings of $30 million and Jackman entered the list in third place with a $26 million fortune.
Pop superstar Kylie Minogue was ranked fourth, with $23 million in the bank.
The annual rich list also featured Russell Crowe and veteran rockers AC/DC.
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