| 60-70 | 1960/61 | 4.55 | 1960's | 1960/61 | 4.55 | ||
| 1961/62 | 5.14 | 1961/62 | 5.14 | ||||
| 1962/63 | 5.04 | 1962/63 | 5.04 | ||||
| 1963/64 | 5.01 | 1963/64 | 5.01 | ||||
| 1964/65 | 4.90 | 1964/65 | 4.90 | ||||
| 1965/66 | 4.93 | 1965/66 | 4.93 | ||||
| 1966/67 | 4.95 | 1966/67 | 4.95 | ||||
| 1967/68 | 4.97 | 1967/68 | 4.97 | ||||
| 1968/69 | 5.00 | 1968/69 | 5.00 | ||||
| 1969/70 | 4.95 | 1969/70 | 4.95 | ||||
| 70-80 | 1970/71 | 5.17 | 1970's | 1970/71 | 5.17 | ||
| 1971/72 | 5.34 | 1971/72 | 5.34 | ||||
| 1972/73 | 6.73 | 1972/73 | 6.73 | ||||
| 1973/74 | 13.80 | 1973/74 | 13.80 | ||||
| 1974/75 | 11.20 | 1974/75 | 11.20 | ||||
| 1975/76 | 8.35 | 1975/76 | 8.35 | ||||
| 1976/77 | 7.02 | 1976/77 | 7.02 | ||||
| 1977/78 | 9.49 | 1977/78 | 9.49 | ||||
| 1978/79 | 8.16 | 1978/79 | 8.16 | ||||
| 1979/80 | 10.50 | 1979/80 | 10.50 | ||||
| 80-90 | 1980/81 | 12.80 | 1980's | 1980/81 | 12.80 | ||
| 1981/82 | 9.05 | 1981/82 | 9.05 | ||||
| 1982/83 | 7.91 | 1982/83 | 7.91 | ||||
| 1983/84 | 8.57 | 1983/84 | 8.57 | ||||
| 1984/85 | 8.04 | 1984/85 | 8.04 | ||||
| 1985/86 | 6.53 | 1985/86 | 6.53 | ||||
| 1986/87 | 3.75 | 1986/87 | 3.75 | ||||
| 1987/88 | 7.27 | 1987/88 | 7.27 | ||||
| 1988/89 | 6.83 | 1988/89 | 6.83 | ||||
| 1989/90 | 7.35 | 1989/90 | 7.35 | ||||
| 90-00 | 1990/91 | 6.70 | 1990's | 1990/91 | 6.70 | ||
| 1991/92 | 7.58 | 1991/92 | 7.58 | ||||
| 1992/93 | 5.89 | 1992/93 | 5.89 | ||||
| 1993/94 | 7.98 | 1993/94 | 7.98 | ||||
| 1994/95 | 6.78 | 1994/95 | 6.78 | ||||
| 1995/96 | 9.15 | 1995/96 | 9.15 | ||||
| 1996/97 | 9.96 | 1996/97 | 9.96 | ||||
| 1997/98 | 9.70 | 1997/98 | 9.70 | ||||
| 1998/99 | 8.89 | 1998/99 | 8.89 | ||||
| 1999/00 | 5.93 | 1999/00 | 5.93 | ||||
| 00-10 | 2000/01 | 5.61 | 2000's | 2000/01 | 5.61 | ||
| 2001/02 | 4.25 | 2001/02 | 4.25 | ||||
| 2002/03 | 4.49 | 2002/03 | 4.49 | ||||
| 2003/04 | 8.08 | 2003/04 | 8.08 | ||||
| 2004/05 | 7.33 | 2004/05 | 7.33 | ||||
| 2005/06 | 7.65 | 2005/06 | 7.65 | ||||
| 2006/07 | 9.96 | 2006/07 | 9.96 | ||||
| 2007/08 | 12.80 | 2007/08 | 12.80 | ||||
| 2008/09 | 16.80 | 2008/09 | 16.80 | ||||
| 2009/10 | 14.40 | 2009/10 | 14.40 | ||||
| 10-20 | 2010/11 | 12.70 | 2010's | 2010/11 | 12.70 | ||
| 2011/12 | 14.50 | 2011/12 | 14.50 | ||||
| 2012/13 | 15.10 | 2012/13 | 15.10 | ||||
| 2013/14 | 16.30 | 2013/14 | 16.30 | ||||
| 2014/15 | 13.40 | 2014/15 | 13.40 | ||||
| 2015/16 | 12.20 | 2015/16 | 12.20 | ||||
| 2016/17 | 10.40 | 2016/17 | 10.40 | ||||
| 2017/18 | 12.90 | 2017/18 | 12.90 | ||||
| 2018/19 | 12.60 | 2018/19 | 12.60 | ||||
| 2019/20 | 13.60 | 2019/20 | 13.60 | ||||
| 20-30 | 2020/21 | 14.40 | 2020's | 2020/21 | 14.40 | ||
| 2021/22 | 16.10 | 2021/22 | 16.10 | ||||
| 2022/23 | 19.80 | 2022/23 | 19.80 | ||||
| 2023/24 | 17.30 | 2023/24 | 17.30 | ||||
| 2024/25 | 15.10 | 2024/25 | 15.10 | ||||
| 2025/26 | 12.50 | 2025/26 | 12.50 | ||||
| 2026/27 | @ | 2026/27 | |||||
| Last up date | Last up date | ||||||
| 2026/6/26 | 26-Jun-26 |