Historical clue formulations

• Superb grade — 2025-07-22
• Highest grade — 2025-03-25
• High 90s, say — 2024-10-11
• High grade — 2023-04-23
• Superlative score — 2023-01-15
• Valedictorian's grade, maybe — 2021-08-10
• 100, gradewise — 2021-02-01
• 110%, perhaps — 2020-06-06
• Exceptional grade — 2020-03-05
• Perfect grade — 2019-03-11
• Perfect test grade — 2018-12-10
• Highest possible grade — 2017-06-05
• 100 — 2015-04-02
• Benchmark mark — 2013-11-23
• Best final result — 2013-10-26
• Stellar grade — 2013-06-19
• Mark of distinction — 2013-05-12
• 100 — 2012-02-14
• 100 — 2011-11-15
• Perfect school grade — 2011-10-03
• Unbeatable mark — 2011-02-04
• Educational ideal — 2011-01-01
• 100, say — 2007-08-17
• Perfect — 2007-06-16
• Great grade — 2006-06-26
• Mark of distinction — 2006-01-20
• Highest mark — 2005-08-07
• Average raiser — 2003-06-29
• High mark — 2003-05-29
• High grade — 2003-01-04
• Mark of excellence — 2002-05-04
• Top mark — 2001-12-12
• Mark of excellence — 2001-07-06
• Top-notch — 2001-05-30
• Super-exceptional — 2001-03-16
• Tiptop, on a report card — 2001-01-01
• Super mark, it — 1999-08-14
• High mark — 1996-11-03
• Top grade — 1994-09-05