| 1953 | 2,512 reads | 3.91 |
| 1974 | 1,196 reads | 4.04 |
| 2012 | 105 reads | 3.81 |
| 1998 | 0 reads | 0 |
| 1987 | 361 reads | 3.91 |
| 2001 | 204 reads | 3.59 |
| 2000 | 22 reads | 3.8 |
| 1980 | 17 reads | 4.56 |
| 2013 | 22 reads | 4.25 |
| 0 reads | 0 | |
| 1989 | 39 reads | 3.75 |
| 1999 | 421 reads | 4.12 |
| 1988 | 10 reads | 3.75 |
| 1989 | 3 reads | 4.33 |
| 1984 | 15 reads | 3.46 |
| 1985 | 33 reads | 3.76 |
| 1988 | 1 read | 4 |
| 2006 | 0 reads | 0 |
| 2011 | 9 reads | 3.63 |
| 2003 | 19 reads | 3.94 |
| 1995 | 9 reads | 3.57 |
| 2005 | 92 reads | 3.55 |