| Year | Volume | Issue 1 | Issue 2 | Issue 3 | Issue 4 | |
| 2020 | 71 | January | October | |||
| 2019 | 70 | May | August | |||
| 2018 | 69 | May | August | December | ||
| 2017 | 68 | March | August | December | ||
| 2016 | 67 | March | August | December | ||
| 2015 | 66 | March | July | November | ||
| 2014 | 65 | March | July | November | ||
| 2013 | 64 | March | July | November | ||
| 2012 | 63 | March | August | November | ||
| 2011 | 62 | March | July | November | ||
| 2010 | 61 | March | August | December | ||
| 2009 | 60 | January | April | July | November | |
| 2008 | 59 | February | April | August | ||
| 2007 | 58 | April | August | |||
| 2006 | 57 | January | April | July | December | |
| 2005 | 56 | January | April | August | ||
| 2004 | 55 | February | April | August | ||
| 2003 | 54 | April | September | |||
| 2002 | 53 | February | April | August |
- Previous Edition of Volumes 47 to 50, Numbers 1-3 may be requested from the Editors. Send an e-mail to us and we will send it via return e-mail.
- August 2001 Newsletter (Volume 52, Number 3) in HTML
- April 2001 Newsletter (Volume 52, Number 2) in HTML
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