| 1988 | 409 reads | 4.31 |
| 2010 | 2 reads | 3.5 |
| 2016 | 57 reads | 3.44 |
| 2014 | 154 reads | 3.9 |
| 2009 | 21 reads | 3.59 |
| 2011 | 46 reads | 4.06 |
| 2013 | 932 reads | 4.05 |
| 1978 | 777 reads | 4.16 |
| 1994 | 149 reads | 3.42 |
| 2016 | 71 reads | 4.04 |
| 2013 | 1 read | 4 |
| 2016 | 18 reads | 3.65 |
| 2015 | 399 reads | 3.57 |
| 296 reads | 4.15 | |
| 2013 | 274 reads | 3.28 |
| 2014 | 706 reads | 4.22 |
| 2017 | 88 reads | 4.02 |
| 2014 | 12 reads | 3.44 |
| 2009 | 1 read | 4 |
| 2006 | 7 reads | 4 |