Related Clues:

• It won't be 5 digits long for quite some time
• MIX or DIV
• Wine list datum
• The four seasons?
• It's given to the wise
• Eagle's retreat
• Avian abode
• Revolution period?
• 26 fortnights
• One might serve a sentence
• Desk-calendar capacity
• Info in a used car ad
• See 15 Down
• Calendar division
• 2000, e.g.