| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 1.67909 |
| 2021 | 1.72006 |
| 2020 | 1.73963 |
| 2019 | 1.31151 |
| 2018 | 1.35929 |
| 2017 | 1.35737 |
| 2016 | 1.33484 |
| 2015 | 1.20823 |
| 2014 | 1.28297 |
| 2013 | 1.39902 |
| 2012 | 1.42692 |
| 2011 | 1.47596 |
| 2010 | 1.50049 |
| 2009 | 1.55421 |
| 2008 | 1.53567 |
| 2007 | 1.44705 |
| 2006 | 1.52134 |
| 2005 | 1.60097 |
| 2004 | 1.68267 |
| 2003 | 1.709 |
| 2002 | 1.70619 |
| 2001 | 1.67936 |
| 2000 | 1.74106 |
| 1999 | 1.6833 |
| 1998 | 1.64451 |
| 1997 | 1.62669 |
| 1996 | 1.58849 |
| 1995 | 1.46784 |
| 1994 | 1.71374 |
| 1993 | 1.78677 |
| 1992 | 1.75198 |
| 1991 | 1.85885 |
| 1990 | 1.8808 |
| 1989 | 2.02643 |
| 1988 | 2.07286 |
| 1987 | 2.06035 |
| 1986 | 1.97714 |
| 1985 | 1.93637 |
| 1984 | 2.00861 |
| 1983 | 2.0165 |
| 1982 | 2.00537 |
| 1981 | 1.82111 |
| 1980 | 1.76364 |
| 1979 | 1.87396 |
| 1978 | 1.87976 |
| 1977 | 1.89081 |
| 1976 | 1.82814 |
| 1975 | 1.97523 |
| 1974 | 2.07063 |
| 1973 | 2.19582 |
| 1972 | 2.39118 |
| 1971 | 2.23897 |
| 1970 | 2.05821 |
| 1969 | 2.4224 |
| 1968 | 2.64896 |
| 1967 | 2.76775 |
| 1966 | 2.98872 |
| 1965 | 2.74758 |
| 1964 | 2.72736 |
| 1963 | 2.75344 |
| 1962 | 2.63384 |
| 1961 | 2.57387 |
| 1960 | 2.71383 |