Historical clue formulations

• Annually — 2018-05-06
• Annually — 2013-08-11
• Annually — 2007-09-13
• Annually — 2006-08-02
• Per annum — 2000-04-06
• Per annum — 1998-06-07
• TV's "_____ in the Life" — 1994-03-15
• _____ and a day (legal time limit) — 1994-03-06