Historical clue formulations

• Not quite on time — 2023-11-28
• At 10 or 11 p.m., say — 2021-03-21
• A little behind — 2018-01-17
• Running a bit behind — 2017-02-05
• Somewhat tardy — 2016-09-06
• Somewhat behind — 2015-11-14
• Not quite on time — 2007-01-13
• Not exactly on time — 2004-11-05
• In arrears — 2000-07-16
• A little behind — 2000-04-23
• Running a few minutes behind — 1998-12-06
• Nearing bedtime — 1998-07-04