| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 5.10032 |
| 2021 | 5.08622 |
| 2020 | 5.09838 |
| 2019 | 5.11637 |
| 2018 | 5.12911 |
| 2017 | 5.121 |
| 2016 | 5.08888 |
| 2015 | 5.05493 |
| 2014 | 5.03549 |
| 2013 | 5.05211 |
| 2012 | 5.10362 |
| 2011 | 5.16321 |
| 2010 | 5.21505 |
| 2009 | 5.25586 |
| 2008 | 5.28256 |
| 2007 | 5.27446 |
| 2006 | 5.23353 |
| 2005 | 5.20816 |
| 2004 | 5.22745 |
| 2003 | 5.2916 |
| 2002 | 5.40619 |
| 2001 | 5.53779 |
| 2000 | 5.64386 |
| 1999 | 5.7571 |
| 1998 | 5.90497 |
| 1997 | 6.08764 |
| 1996 | 6.31592 |
| 1995 | 6.61431 |
| 1994 | 6.96937 |
| 1993 | 7.31332 |
| 1992 | 7.61912 |
| 1991 | 7.87677 |
| 1990 | 8.05074 |
| 1989 | 8.16932 |
| 1988 | 8.26267 |
| 1987 | 8.33943 |
| 1986 | 8.42072 |
| 1985 | 8.52798 |
| 1984 | 8.64642 |
| 1983 | 8.71636 |
| 1982 | 8.70665 |
| 1981 | 8.62335 |
| 1980 | 8.49083 |
| 1979 | 8.31244 |
| 1978 | 8.11358 |
| 1977 | 7.9441 |
| 1976 | 7.81047 |
| 1975 | 7.67535 |
| 1974 | 7.54469 |
| 1973 | 7.44692 |
| 1972 | 7.36297 |
| 1971 | 7.34146 |
| 1970 | 7.42426 |
| 1969 | 7.5677 |
| 1968 | 7.7872 |
| 1967 | 8.06821 |
| 1966 | 8.3019 |
| 1965 | 8.33917 |
| 1964 | 8.22125 |
| 1963 | 8.05157 |
| 1962 | 7.81958 |
| 1961 | 7.61429 |
| 1960 | 7.6497 |