M1 money supply Australia AUD

2012 - 500$ bil

2022 - 1.6$ tril

If your net assets didn't keep pace with this, then you lost purchasing power... Which I am happy to bet was the case for most people.

Equally hardly a surprise that Australian real estate does what it does

https://data.bis.org/topics/CPMI_CT/BIS,WS_CPMI_MACRO,1.0/A.ABBA.AU.R1