- New Zealand (1997 and 2012)
- United States (1999 and 2009)
- Italy (2003 and 2013)
- The Vatican (2003)
- France (2003, 2011, 2014 and 2015)
- United Kingdom (2006, 2011 and 2015)
- Japan (2008)
- The Netherlands (2011)
- Germany (2011, 2015 and 2017)
- Greece (2013)
- Turkey (2013)
- Papua New Guinea (2015)
- Singapore (2015 and 2016)
- Denmark (2015)
- Sweden (2015)
- Estonia (2015)
- Finland (2015)
- Belgium (2015)
- Switzerland (2016)
- Hong Kong (2016)
Work in progress: