2023 | January | ||||
2022 | February | July | |||
2021 | January | July | |||
2020 | January | July | |||
2019 | March | July | |||
2018 | January | July | |||
2017 | January | July | |||
2016 | January | July | |||
2015 | January | July | |||
2014 | January | July | |||
2013 |
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2012 |
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2011 |
January | April | July | October | |
2010 |
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2009 |
January | April | July | October | |
2008 |
January | April | June | October | |
2007 |
January | April | July | October | |
2006 |
January | April | July | October | |
2005 |
January | April | July | October | |
2004 |
January | April | July | October | |
2003 |
January | April | July | October | |
2002 |
January | May | August | October | |
2001 |
January | April | July | October | |
2000 |
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1999 |
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1998 |
January | April | July | October | |
1997 |
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1996 |
January | April | July | October | |
1995 |
January | April | July | October |