| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 2.9764 |
| 2021 | 1.27786 |
| 2020 | 1.57917 |
| 2019 | 0.938114 |
| 2018 | 1.06813 |
| 2017 | 0.726343 |
| 2016 | 1.13435 |
| 2015 | 0.931864 |
| 2014 | 0.913241 |
| 2013 | 1.14761 |
| 2012 | 1.5473 |
| 2011 | 1.60718 |
| 2010 | 0.436361 |
| 2009 | 1.67884 |
| 2008 | 2.4007 |
| 2007 | 2.47899 |
| 2006 | 2.12485 |
| 2005 | 2.01056 |
| 2004 | 2.67018 |
| 2003 | 3.14781 |
| 2002 | 3.27434 |
| 2001 | 3.03359 |
| 2000 | 1.7924 |
| 1999 | 1.53613 |
| 1998 | 2.40262 |
| 1997 | 2.56737 |
| 1996 | 4.50762 |
| 1995 | 4.92524 |
| 1994 | 3.54247 |
| 1993 | 3.88595 |
| 1992 | 4.36812 |
| 1991 | 7.58133 |
| 1990 | 8.91406 |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |