Irregular shapes: from 2006 to 2009
[fino al 1975]  [dal 1976 al 2000]  [dal 2001 al 2005][dal 2010 al 2013]  [dal 2014 al 2018]  [dal 2019]
2006 - Brasile / Brazil
2006 - Canada
2006 - Canada
2006 - Finlandia / Finland
2006 - Francia / France
2006 - Gran Bretagna / Great Britain
2006 - Samoa Is.
2006 - Vanuatu
2007 - Canada
09-05-2007 - Finlandia / Finland
2007 - Finlandia / Finland
2007 - Gran Bretagna / Great Britain
2007 - Vanuatu
14-12-2007 - Samoa Is.
2008 - Finlandia / Finland
2008 - Finlandia / Finland
2008 - Francia / France
2008 - Lituania / Lithuania
2008 - Vanuatu
2009 - Brasile / Brazil
2009 - Canada
22-01-2009 - Finlandia / Finland
2009 - Francia / France
2009 - Gran Bretagna / Great Britain
2009 - Qatar   
2009 - Russia (serie di 13 valori)  
2009 - Russia