| 年份 | 冰岛 |
|---|---|
| 2023 | - |
| 2022 | 4.11356 |
| 2021 | 3.99308 |
| 2020 | 3.87834 |
| 2019 | 3.7975 |
| 2018 | 3.69102 |
| 2017 | 3.59206 |
| 2016 | 3.50119 |
| 2015 | 3.36116 |
| 2014 | 3.20512 |
| 2013 | 3.0566 |
| 2012 | 2.91314 |
| 2011 | 2.83381 |
| 2010 | 2.81661 |
| 2009 | 2.8284 |
| 2008 | 2.89294 |
| 2007 | 2.99448 |
| 2006 | 3.07567 |
| 2005 | 3.16065 |
| 2004 | 3.23302 |
| 2003 | 3.26412 |
| 2002 | 3.27491 |
| 2001 | 3.28096 |
| 2000 | 3.23612 |
| 1999 | 3.16192 |
| 1998 | 3.15176 |
| 1997 | 3.15489 |
| 1996 | 3.13534 |
| 1995 | 3.12935 |
| 1994 | 3.11289 |
| 1993 | 3.05609 |
| 1992 | 3.0076 |
| 1991 | 2.95622 |
| 1990 | 2.88865 |
| 1989 | 2.86662 |
| 1988 | 2.87979 |
| 1987 | 2.87574 |
| 1986 | 2.88031 |
| 1985 | 2.86397 |
| 1984 | 2.81929 |
| 1983 | 2.80057 |
| 1982 | 2.77946 |
| 1981 | 2.73518 |
| 1980 | 2.7289 |
| 1979 | 2.7475 |
| 1978 | 2.72683 |
| 1977 | 2.68893 |
| 1976 | 2.6488 |
| 1975 | 2.63115 |
| 1974 | 2.61631 |
| 1973 | 2.59468 |
| 1972 | 2.61266 |
| 1971 | 2.65356 |
| 1970 | 2.66877 |
| 1969 | 2.65762 |
| 1968 | 2.66168 |
| 1967 | 2.68163 |
| 1966 | 2.71994 |
| 1965 | 2.67495 |
| 1964 | 2.6011 |
| 1963 | 2.5592 |
| 1962 | 2.45468 |
| 1961 | 2.33606 |
| 1960 | 2.29687 |