| Issue 20 | p. 6237 | |
| Issue 19 | p. 5887 | |
| Issue 18 | p. 5471 | |
| Issue 17 | p. 5149 | |
| Issue 16 | p. 4851 | |
| Issue 15 | p. 4359 | |
| Issue 14 | p. 4059 | |
| Issue 13 | p. 3661 | |
| Issue 12 | p. 3331 | |
| Issue 11 | p. 3051 | |
| Issue 10 | p. 2871 | |
| Issue 9 | p. 2587 | |
| Issue 8 | p. 2327 | |
| Issue 7 | p. 1981 | |
| Issue 6 | p. 1505 | |
| Issue 5 | p. 1077 | |
| Issue 4 | p. 701 | |
| Issue 3 | p. 347 | |
| Issue 2 | p. 179 | |
| Issue 1 | p. 1 |
| Issue 26 | p. 6443 | |
| Issue 25 | p. 6291 | |
| Issue 24 | p. 5871 | |
| Issue 23 | p. 5535 | |
| Issue 22 | p. 5245 | |
| Issue 21 | p. 5049 | |
| Issue 20 | p. 4789 | |
| Issue 19 | p. 4553 | |
| Issue 18 | p. 4261 | |
| Issue 17 | p. 3969 | |
| Issue 16 | p. 3757 | |
| Issue 15 | p. 3403 | |
| Issue 14 | p. 3159 | |
| Issue 13 | p. 2931 | |
| Issue 12 | p. 2753 | |
| Issue 11 | p. 2543 | |
| Issue 10 | p. 2281 | |
| Issue 9 | p. 1999 | |
| Issue 8 | p. 1723 | |
| Issue 7 | p. 1425 | |
| Issue 6 | p. 1087 | |
| Issue 5 | p. 897 | |
| Issue 4 | p. 591 | |
| Issue 3 | p. 409 | |
| Issue 2 | p. 171 | |
| Issue 1 | p. 1 |