Example:

Date code: UT0304,

UT=2005; 03=March

UWxxxx .................... 2008
UVxxxx .................... 2007
UUxxxx .................... 2006
UTxxxx .................... 2005
USxxxx .................... 2004
URxxxx .................... 2003
UQxxxx .................... 2002
UPxxxx .................... 2001
UOxxxx .................... 2000
UNxxxx .................... 1999
UMxxxx .................... 1998
................