Truecolour images are available from the following years:
2011
and
2011 by region
2010
and
2010 by region
2009
and
2009 by region
2008
and
2008 by region
2007
and
2007 by region
2006
and
2006 by region
2005
and
2005 by region
2004
and
2004 by region