04-05-2009 - Francia / France: sugli astri e sul telescopio spaziale / on planets and space telescope

03-09-2009 - Svizzera / Switzerland:

29-10-2011 - Argentina:

27-09-2012 - Malaysia (glitter foil):

24-11-2014 - Filippine / Philippines:

11-09-2015 - Finlandia / Finland:

17-04-2016 - Filippine / Philippines:

05-12-2017 - Lussemburgo / Luxembourg (glitter varnish):

29-01-2018: Belgio / Belgium