09-02-2011: Repubblica Ceca / Czech Republic (libretto / booklet)
04-05-2011: Repubblica Ceca / Czech Republic
04-05-2011: Repubblica Ceca / Czech Republic (libretto / booklet)
01-06-2011: Romania (holographic foil)
07-07-2011: Giappone / Japan (holographic foil)
28-07-2011: Giappone / Japan (holographic foil)
05-08-2011 - Kyrgyzstan (tipo del 1999 e del 2001 con sovrascritta 50° / overprinted 50th)
31-08-2011: Repubblica Ceca / Czech Republic (libretto / booklet)
05-10-2011: Repubblica Ceca / Czech Republic (libretto / booklet)
- specimen
01-11-2011 - Canada (holographic foil - libretto / booklet)
03-11-2011 - Nazioni Unite / United Nations (holographic foil)
15-11-2011: Antigua e Barbuda (holographic foil)
15-11-2011: Grenada (holographic foil)
15-11-2011: Grenadine / Grenadines (holographic foil)
15-11-2011: Guyana (holographic foil)
*
15-11-2011: Liberia (holographic foil)
01-12-2011: Russia (holographic foil)
05-01-2012 - Macao (holographic foil)
12-01-2012: Malaysia (laser holographic foil)
21-01-2012: Brasile / Brasil (holographic foil)
