|Team|County|Wins|Years won|
|---|---|---|---|
|Greystones|Wicklow|1|2011|
|Ballymore Eustace|Kildare|1|2010|
|Maynooth|Kildare|1|2009|
|Ballyroan Abbey|Laois|1|2008|
|Fingal Ravens|Dublin|1|2007|
|Confey|Kildare|1|2006|
|Crettyard|Laois|1|2005|
|Wolfe Tones|Meath|1|2004|
|Dundalk Gaels|Louth|1|2003|

Question: what is the difference years won for crettyard and greystones
Answer: 6