| 2016: | March | August | December | ||
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| 2015: | March | August | December | ||
| 2014: | March | August | December | ||
| 2013: | March | August | December | ||
| 2012: | March | August | December | ||
| 2011: | April | August | December | ||
| 2010: | April | August | December | ||
| 2009: | March | August | December | ||
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| 2007: | March | August | December | ||
| 2006: | March | August | December | ||
| 2005: | March | July | August | December | |
| 2004: | March | August | December | ||
| 2003: | January | April | September | December | |
| 2002: | March | August | November | ||
| 2001: | March | August | October | December | |
| 2000: | March | August | October | December | |
| 1999: | March | August | October | December | |
| 1998: | March | August | October | December | |
| 1997: | March | August | October | December | |
| 1996: | March | August | October | December | |
| 1995: | March | August | October | December | |
| 1994: | February | April | August | October | December |
| 1993: | May | October | December |
An Association for Retired Professional Engineers