Historical clue formulations

• Shut (up) — 2024-08-24
• Confined, with "up" — 2024-06-16
• Bottled (up) — 2023-02-04
• Shut (up) — 2022-12-17
• Cooped (up) — 2022-12-12
• Confined — 2022-08-12
• Locked (up) — 2020-09-22
• Bottled (up) — 2019-09-27
• Confined, with "up" — 2019-03-20
• Confined, with "up" — 2019-01-10
• Shut (up) — 2016-10-22
• Confined, with "up" — 2015-03-04
• Cooped (up) — 2013-09-29
• Cooped (up) — 2012-07-02
• Shut (up) — 2011-09-16
• Kept in — 2011-07-02
• Shut up — 2010-04-03
• Shut up — 2009-10-03
• Shut (up) — 2007-11-12
• Shut (up) — 2007-07-07
• Confined, with "up" — 2007-01-21
• Shut (up) — 2006-09-15
• Shut (up) — 2006-05-12
• Cooped (up) — 2006-01-15
• Abbr. on a certain elevator button — 2005-02-04
• Constrained, with "up" — 2005-01-02
• Locked (up) — 2004-07-06
• Locked (up) — 2004-05-20
• Caged — 2004-02-19
• Confined — 2003-10-31
• ___-up (confined) — 2003-03-27
• Shut (up) — 2002-08-29
• Confined, with "up" — 2002-08-06
• Locked (up) — 2000-07-31
• Repressed, with "up" — 2000-07-24
• Cooped — 2000-07-14
• Confined, with "up" — 2000-05-30
• Shut (up) — 2000-01-23
• Shut (up) — 1999-10-25
• Bottled (up) — 1999-07-01
• Shut (up) — 1999-02-03
• Shut in — 1998-02-07
• Contained, with "up" — 1997-10-21
• Cooped (up) — 1997-03-14
• Shut (up) — 1996-11-21
• Cooped (up) — 1996-10-13
• Shut (up) — 1996-09-02
• Shut in — 1995-02-25
• Confined, with "up" — 1995-01-09