Nov 2023 2nd Bidding Results are out! Cat A dropped, but Cat B prices rose again. What would this entail?

SINGAPORE: Certificate of Entitlement (COE) premiums for November's 2nd bidding has just been released, with mixed results at the latest tender exercise on Wednesday (22 Nov).
Premiums for Cat A fell by $10,688 from $95,689 to $85,001.
Cat B has climbed back up from $110,001 to $135,336.