Historical clue formulations

• Rocky a k a the Italian Stallion — 2013-07-10
• Peso : Mexico :: ___ : Panama — 2013-05-17
• Spanish discoverer of the Pacific, 1513 — 2011-03-28
• Explorer who has a monetary unit named after him — 2009-08-09
• Sighter of the Pacific, Sept. 25, 1513 — 2008-02-21
• 100 centésimos — 2007-09-29
• 100 centesimos — 2006-11-25
• Monetary unit of Panama — 2006-07-30
• 100 centesimos, in Panama — 2003-07-25
• Sighter of the Pacific Ocean, 1513 — 2003-01-28
• Panama port — 2001-06-10
• Sighter of the Pacific Ocean, 1513 — 2000-04-23
• Explorer Vasco Núñez de ___ — 1999-11-27