Want to know why C is going downwards today?

Based on the last 12 Westpac Consumer Confidence Index events in Australia, we expect a $5,632.72 movement on C within 2 hours following the event release at 14 Dec 23:30. We expect C to trend downwards 2 hours following the event release at 14 Dec 23:30 if the released value is > 106

Historical events that allowed us to draw this conclusion

14 Apr 00:30
09 Feb 23:30
09 Dec 01:30