| 1983 | 38 reads | 3.47 |
| 1995 | 10 reads | 4.57 |
| 1930 | 40 reads | 4.06 |
| 1961 | 15 reads | 4.06 |
| 2004 | 5 reads | 4.67 |
| 2015 | 15 reads | 4.6 |
| 1941 | 25 reads | 4.13 |
| 2006 | 236 reads | 3.88 |
| 1998 | 46 reads | 3.72 |
| 1980 | 292 reads | 3.88 |
| 1954 | 656 reads | 3.92 |
| 1962 | 30 reads | 4.17 |
| 1973 | 309 reads | 3.86 |
| 1993 | 89 reads | 4.3 |
| 2011 | 410 reads | 4.12 |
| 1954 | 34 reads | 3.65 |
| 2002 | 869 reads | 3.8 |
| 1928 | 374 reads | 4.14 |
| 1966 | 10 reads | 3.81 |
| 1997 | 349 reads | 3.88 |
| 2014 | 197 reads | 3.88 |
| 1992 | 8 reads | 4.5 |
| 2011 | 335 reads | 3.71 |
| 1996 | 1,972 reads | 4.4 |
| 1999 | 62 reads | 4.01 |
| 2003 | 23 reads | 4.05 |
| 1988 | 255 reads | 4.2 |
| 2010 | 51 reads | 3.97 |
| 1920 | 139 reads | 3.9 |