📅 17/9/1991 - 16/9/1992

📅 21/9/1992 - 25/9/1993

📅 21/9/1993 - 20/9/1995

📅 21/9/1995 - 31/8/1998

📅 01/9/1998 - 31/8/1999

📅 01/9/1999 - 31/8/2000

📅 03/9/2000 - 31/8/2002

📅 01/9/2002 - 31/8/2003

📅 01/9/2003 - 31/8/2004

📅 01/9/2004 - 01/2/2005

📅 01/2/2005 - 31/8/2005

📅 01/9/2005 - 31/8/2007

📅 02/9/2007 - 31/8/2012

📅 01/9/2012 - 31/8/2015

📅 01/9/2015 - 31/8/2022

📅 01/9/2022 – 31/8/2024