Date
- 1976-01-01T08:00:00Z1
- 1982-01-01T08:00:00Z1
- 1983-01-01T08:00:00Z1
- 1985-01-01T08:00:00Z1
- 1986-01-01T08:00:00Z1
- 1988-01-01T08:00:00Z1
- 1991-01-01T08:00:00Z1
- 1996-01-01T08:00:00Z1
- 1998-01-01T08:00:00Z1
- 1999-01-01T08:00:00Z1
- 2000-01-01T08:00:00Z1
- 2001-08-01T07:00:00Z1
- 2002-01-01T08:00:00Z1
- 2004-01-01T08:00:00Z2
- 2005-01-01T08:00:00Z1
- 2006-01-01T08:00:00Z1
- 2007-01-01T08:00:00Z1
- 2008-01-01T08:00:00Z1
- 2009-01-01T08:00:00Z1
- 2010-01-01T08:00:00Z1