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However, the collective wealth of the 200 people included in the list — ranked based on their net worth — has increased.
Who is in the top 10?
Rinehart, executive chairperson of private mining company Hancock Prospecting, has topped the list for six consecutive years.

Gina Rinehart’s wealth has fallen by $2 billion. Source: SBS News
Also among the top 10 is real estate developer and Meriton founder Harry Triguboff, whose estimated net worth of $29.7 billion put him in second place.
Clive Palmer is in fifth place with $20.1 billion, followed by Melanie Perkins and Cliff Obrecht, co-founders of graphic design software Canva, with $14.1 billion.

Clive Palmer is ranked in fifth place with a net worth of $20.1 billion. Source: AAP / Bianca De Marchi
Ivan Glasenberg, former boss of multinational commodity trading company Glencore ($13.3 billion), philanthropist Nicola Forrest ($12.8 billion) and Seven Group Holdings chair Kerry Stokes ($12.7 billion) also made the top 10.