| Cover date | Email date |
| Nov 8, 2007 | Oct 22 |
| Nov 22 | Nov 5 |
| Dec 6 | Nov 19 |
| Dec 20 | Dec 3 |
| Jan 17, 2008 | Dec 28, 2007 |
| Feb 14, 2008 | Jan 28 |
| Mar 6 | Feb 18 |
| Mar 20 | Mar 3 |
| Apr 3 | Mar 17 |
| Apr 17 | Mar 31 |
| May 1 | Apr 14 |
| May 15 | Apr 28 |
| May 29 | May 12 |
| Jun 12 | May 26 |
| Jun 26 | Jun 9 |
| Jul 17 | Jun 30 |
| Aug 14 | Feb 18 |
| Sep 25 | Sep 8 |
| Oct 9 | Sep 22 |
| Oct 23 | Oct 6 |
| Nov 6 | Nov 20 |
| Nov 20 | Nov 3 |
| Dec 4 | Nov 17 |
| Dec 18, 2008 | Dec 1 |