| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 4.23286 |
| 2021 | 4.02496 |
| 2020 | 3.99738 |
| 2019 | 4.10708 |
| 2018 | 4.1826 |
| 2017 | 4.22819 |
| 2016 | 4.21816 |
| 2015 | 4.1411 |
| 2014 | 4.01735 |
| 2013 | 3.89069 |
| 2012 | 3.79577 |
| 2011 | 3.74634 |
| 2010 | 3.7228 |
| 2009 | 3.68764 |
| 2008 | 3.64348 |
| 2007 | 3.6203 |
| 2006 | 3.5832 |
| 2005 | 3.49856 |
| 2004 | 3.42639 |
| 2003 | 3.38671 |
| 2002 | 3.33402 |
| 2001 | 3.27869 |
| 2000 | 3.23504 |
| 1999 | 3.10164 |
| 1998 | 2.83035 |
| 1997 | 2.52216 |
| 1996 | 2.2588 |
| 1995 | 2.07335 |
| 1994 | 2.06852 |
| 1993 | 2.26579 |
| 1992 | 2.52386 |
| 1991 | 2.70397 |
| 1990 | 2.75691 |
| 1989 | 2.72785 |
| 1988 | 2.66104 |
| 1987 | 2.56196 |
| 1986 | 2.46012 |
| 1985 | 2.36309 |
| 1984 | 2.25908 |
| 1983 | 2.15664 |
| 1982 | 2.07327 |
| 1981 | 2.01768 |
| 1980 | 1.98714 |
| 1979 | 1.96229 |
| 1978 | 1.92513 |
| 1977 | 1.88397 |
| 1976 | 1.82486 |
| 1975 | 1.7486 |
| 1974 | 1.68121 |
| 1973 | 1.64748 |
| 1972 | 1.63205 |
| 1971 | 1.62797 |
| 1970 | 1.63744 |
| 1969 | 1.65344 |
| 1968 | 1.66547 |
| 1967 | 1.66729 |
| 1966 | 1.66248 |
| 1965 | 1.66444 |
| 1964 | 1.66756 |
| 1963 | 1.66394 |
| 1962 | 1.66328 |
| 1961 | 1.65745 |
| 1960 | 1.63783 |