| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 8.12062 |
| 2021 | 7.95424 |
| 2020 | 7.73732 |
| 2019 | 7.47461 |
| 2018 | 7.21892 |
| 2017 | 7.01842 |
| 2016 | 6.84866 |
| 2015 | 6.69507 |
| 2014 | 6.56015 |
| 2013 | 6.44619 |
| 2012 | 6.34501 |
| 2011 | 6.25395 |
| 2010 | 6.21405 |
| 2009 | 6.23243 |
| 2008 | 6.33045 |
| 2007 | 6.49284 |
| 2006 | 6.6476 |
| 2005 | 6.61832 |
| 2004 | 6.4332 |
| 2003 | 6.24239 |
| 2002 | 6.02659 |
| 2001 | 5.81611 |
| 2000 | 5.82525 |
| 1999 | 6.03024 |
| 1998 | 6.19263 |
| 1997 | 6.28882 |
| 1996 | 6.31119 |
| 1995 | 6.25554 |
| 1994 | 6.14552 |
| 1993 | 6.03932 |
| 1992 | 5.97667 |
| 1991 | 5.96292 |
| 1990 | 5.99293 |
| 1989 | 6.01483 |
| 1988 | 6.00909 |
| 1987 | 6.02514 |
| 1986 | 6.03162 |
| 1985 | 5.98046 |
| 1984 | 5.93641 |
| 1983 | 5.92913 |
| 1982 | 5.89902 |
| 1981 | 5.84995 |
| 1980 | 5.8389 |
| 1979 | 5.64935 |
| 1978 | 5.17585 |
| 1977 | 4.65619 |
| 1976 | 4.25819 |
| 1975 | 4.02871 |
| 1974 | 4.11545 |
| 1973 | 4.56373 |
| 1972 | 5.09851 |
| 1971 | 5.53396 |
| 1970 | 5.78691 |
| 1969 | 5.90085 |
| 1968 | 5.93554 |
| 1967 | 5.89888 |
| 1966 | 5.82746 |
| 1965 | 5.73139 |
| 1964 | 5.60859 |
| 1963 | 5.45882 |
| 1962 | 5.31826 |
| 1961 | 5.2053 |
| 1960 | 5.10328 |