How much is the VIB discount?

Excuse me, I was wondering if you could clarify something for me regarding the VIB discount. I'm a bit confused about the exact amount of the discount being offered. Could you please provide me with a specific figure or percentage so that I can better understand the savings I can expect to receive when utilizing the VIB discount? I'd greatly appreciate any information you can offer on this matter. Thank you in advance for your assistance.