- Circle rates for 1999-2001
- Circle rates for 2001-2003
- Circle rates for Nov’03-Dec’03
- Circle rates for 2003-2005
- Circle rates for 2005-2007
- Circle rates for 2007-2008
- Circle rates for 2008-2009
- Circle rates for 2009-2011
- Circle rates for 2016 (Applied from 5 Aug onwards)
- Circle rates (2018)
- Circle rates (2023)
