Looking at how prevalent cashback deals are on this site, I'm curious to see how much ozbargainers have earned. Mine:
Shopback: $2,015
Cashrewards: $902.12
Topcashback: $70.28
These include pending cashbacks as well.
Edit: added a poll, can specify the exact amounts in comments if you want.
Cashrewards: 5,722.42
Shopback: 8,864.27