Historical clue formulations

• Some diners ... and donors — 2021-06-06
• Theater supporters — 2014-07-20
• Clientele — 2014-06-04
• Sugar daddies, e.g. — 2012-03-15
• Supporters of the arts — 2008-01-17
• Regulars — 2004-08-13
• Supporters — 2002-03-15
• Bar regulars, e.g. — 1997-04-23