Related Clues:

• Taxpayer's ID
• Store, as wine
• Bio stat
• Cause of some spots
• Generation
• It's often lied about
• Birthday figure
• Tax return ID
• 1040 info: Abbr.
• Number of birthdays
• Mellow, as cheese
• Paleontologist's estimate
• Many moons
• Secret stat, sometimes
• Tax form datum: Abbr.