| 1972 | 43 reads | 3.93 |
| 1982 | 177 reads | 3.74 |
| 1985 | 225 reads | 3.85 |
| 1994 | 374 reads | 4.1 |
| 2001 | 585 reads | 3.94 |
| 1997 | 66 reads | 3.68 |
| 1951 | 3 reads | 3.67 |
| 1972 | 134 reads | 4.1 |
| 2001 | 75 reads | 3.47 |
| 1978 | 5 reads | 3.5 |
| 2009 | 14 reads | 3.64 |
| 2011 | 1 read | 0 |
| 2008 | 27 reads | 4.14 |
| 2006 | 1 read | 4 |
| 2000 | 732 reads | 3.82 |
| 2002 | 41 reads | 4.03 |
| 1995 | 4 reads | 3.17 |
| 1929 | 0 reads | 0 |
| 1963 | 1 read | 5 |
| 2014 | 1 read | 0 |
| 2017 | 58 reads | 4.24 |
| 2019 | 74 reads | 4.03 |
| 2023 | 712 reads | 3.95 |
| 2020 | 131 reads | 3.78 |