| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 8.02633 |
| 2021 | 8.05122 |
| 2020 | 8.07092 |
| 2019 | 8.08988 |
| 2018 | 8.06469 |
| 2017 | 7.97156 |
| 2016 | 7.83435 |
| 2015 | 7.65988 |
| 2014 | 7.44047 |
| 2013 | 7.21823 |
| 2012 | 7.03646 |
| 2011 | 6.87672 |
| 2010 | 6.72847 |
| 2009 | 6.60281 |
| 2008 | 6.49374 |
| 2007 | 6.39771 |
| 2006 | 6.32459 |
| 2005 | 6.30105 |
| 2004 | 6.3237 |
| 2003 | 6.41325 |
| 2002 | 6.54997 |
| 2001 | 6.68026 |
| 2000 | 6.64299 |
| 1999 | 6.45016 |
| 1998 | 6.25158 |
| 1997 | 6.04843 |
| 1996 | 5.8598 |
| 1995 | 5.88411 |
| 1994 | 6.1001 |
| 1993 | 6.26972 |
| 1992 | 6.37489 |
| 1991 | 6.39452 |
| 1990 | 6.33886 |
| 1989 | 6.25007 |
| 1988 | 6.16661 |
| 1987 | 6.12311 |
| 1986 | 6.14445 |
| 1985 | 6.21363 |
| 1984 | 6.26213 |
| 1983 | 6.28089 |
| 1982 | 6.32163 |
| 1981 | 6.35087 |
| 1980 | 6.33746 |
| 1979 | 6.33905 |
| 1978 | 6.3761 |
| 1977 | 6.43177 |
| 1976 | 6.47693 |
| 1975 | 6.53584 |
| 1974 | 6.382 |
| 1973 | 5.89399 |
| 1972 | 5.32822 |
| 1971 | 4.87388 |
| 1970 | 4.60198 |
| 1969 | 4.68947 |
| 1968 | 5.17811 |
| 1967 | 5.75579 |
| 1966 | 6.20979 |
| 1965 | 6.44627 |
| 1964 | 6.52876 |
| 1963 | 6.52242 |
| 1962 | 6.44172 |
| 1961 | 6.34 |
| 1960 | 6.23028 |