2009
- November / Rhagfyr
- October / Hydref
- September / Medi
- June / Mehefin
- February / Chwefror
- January / Ionawr
2008
- November – December / Tachwedd – Rhagfyr
- October / Hydref
- September / Medi
- August / Awst
- May / Mai
- March / Mawrth
- February / Chwefror
2007
- November – December / Tachwedd – Rhagfyr
- October / Hydref
- September / Medi
- June / Mehefin
- March – April / Mawrth – Ebrill
- January – February / Ionawr – Chwefror
2006
- December / Rhagfyr
- November / Tachwedd
- October / Hydref
- September / Medi
- June / Mehefin
- April – May / Ebrill – Mai
- March / Mawrth
- February / Chwefror
2005
- December – January / Tachwedd – Ionawr
- November / Tachwedd
- October / Hydref
- September / Medi
- May – June / Mai – Mehefin
- April / Ebrill
- February – March / Chwefror – Mawrth
- January – February / Ionawr – Chwefror
2004
- December / Tachwedd
- November / Tachwedd
- October / Hydref
- September / Medi
- May / Mai
- March – April / Mawrth – Ebrill
- February – March / Chwefror – Mawrth
- January – February / Ionawr – Chwefror
2003
- November – December / Tachwedd – Rhagfyr
- October – November / Hydref – Tachwedd
- September – October / Medi – Hydref
- June / Mehefin
- May – June / Mai – Mehefin
- April – May / Ebrill – Mai
- March – April / Mawrth – Ebrill
- February – March / Chwefror – Mawrth
- January – February / Ionawr – Chwefror
- December – January / Rhagfyr – Ionawr
2002
- November – December / Tachwedd – Rhagfyr
- October – November / Hydref – Tachwedd
- September – October / Medi – Hydref
- June / Mehefin
- May / Mai
- March – April / Mawrth – Ebrill
- February – March / Chwefror – Mawrth
- January – February / Ionawr – Chwefror
- December – January / Rhagfyr – Ionawr