| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 5.33132 |
| 2021 | 5.35609 |
| 2020 | 5.34777 |
| 2019 | 5.33053 |
| 2018 | 5.30921 |
| 2017 | 5.28771 |
| 2016 | 5.29424 |
| 2015 | 5.33384 |
| 2014 | 5.39391 |
| 2013 | 5.44793 |
| 2012 | 5.45608 |
| 2011 | 5.42118 |
| 2010 | 5.38984 |
| 2009 | 5.37914 |
| 2008 | 5.37726 |
| 2007 | 5.40484 |
| 2006 | 5.50974 |
| 2005 | 5.66287 |
| 2004 | 5.81916 |
| 2003 | 5.97195 |
| 2002 | 6.15812 |
| 2001 | 6.38715 |
| 2000 | 6.65876 |
| 1999 | 6.9833 |
| 1998 | 7.30206 |
| 1997 | 7.58757 |
| 1996 | 7.84768 |
| 1995 | 8.03897 |
| 1994 | 8.16733 |
| 1993 | 8.27111 |
| 1992 | 8.3602 |
| 1991 | 8.40487 |
| 1990 | 8.45946 |
| 1989 | 8.56228 |
| 1988 | 8.61881 |
| 1987 | 8.59682 |
| 1986 | 8.5086 |
| 1985 | 8.36061 |
| 1984 | 8.15267 |
| 1983 | 7.92989 |
| 1982 | 7.75161 |
| 1981 | 7.60586 |
| 1980 | 7.42081 |
| 1979 | 7.24968 |
| 1978 | 7.1521 |
| 1977 | 7.07334 |
| 1976 | 7.02775 |
| 1975 | 7.05374 |
| 1974 | 7.14139 |
| 1973 | 7.3046 |
| 1972 | 7.51516 |
| 1971 | 7.66475 |
| 1970 | 7.62822 |
| 1969 | 7.47768 |
| 1968 | 7.31212 |
| 1967 | 7.11645 |
| 1966 | 6.98018 |
| 1965 | 7.07358 |
| 1964 | 7.36064 |
| 1963 | 7.62984 |
| 1962 | 7.79705 |
| 1961 | 7.86121 |
| 1960 | 7.86627 |