| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 5.57941 |
| 2021 | 5.67992 |
| 2020 | 5.77351 |
| 2019 | 5.87606 |
| 2018 | 6.01527 |
| 2017 | 6.18013 |
| 2016 | 6.37839 |
| 2015 | 6.6235 |
| 2014 | 6.90174 |
| 2013 | 7.15526 |
| 2012 | 7.35558 |
| 2011 | 7.52892 |
| 2010 | 7.6443 |
| 2009 | 7.70806 |
| 2008 | 7.75902 |
| 2007 | 7.79093 |
| 2006 | 7.83114 |
| 2005 | 7.8979 |
| 2004 | 7.95275 |
| 2003 | 7.94854 |
| 2002 | 7.89378 |
| 2001 | 7.80447 |
| 2000 | 7.66612 |
| 1999 | 7.47316 |
| 1998 | 7.26308 |
| 1997 | 7.08793 |
| 1996 | 6.94197 |
| 1995 | 6.81999 |
| 1994 | 6.72894 |
| 1993 | 6.65022 |
| 1992 | 6.57408 |
| 1991 | 6.48432 |
| 1990 | 6.43629 |
| 1989 | 6.45826 |
| 1988 | 6.5589 |
| 1987 | 6.71733 |
| 1986 | 6.87253 |
| 1985 | 6.85307 |
| 1984 | 6.66327 |
| 1983 | 6.4619 |
| 1982 | 6.25503 |
| 1981 | 6.09065 |
| 1980 | 6.11463 |
| 1979 | 6.31897 |
| 1978 | 6.52395 |
| 1977 | 6.67379 |
| 1976 | 6.75487 |
| 1975 | 6.75942 |
| 1974 | 6.70726 |
| 1973 | 6.65077 |
| 1972 | 6.64289 |
| 1971 | 6.68659 |
| 1970 | 6.77335 |
| 1969 | 6.871 |
| 1968 | 6.94953 |
| 1967 | 7.04162 |
| 1966 | 7.1256 |
| 1965 | 7.16839 |
| 1964 | 7.23159 |
| 1963 | 7.33439 |
| 1962 | 7.44825 |
| 1961 | 7.54559 |
| 1960 | 7.63201 |