| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | - |
| 2017 | 0.27518 |
| 2016 | 0.29556 |
| 2015 | 0.28856 |
| 2014 | 0.28817 |
| 2013 | 0.16116 |
| 2012 | 0.21713 |
| 2011 | 0.24256 |
| 2010 | 0.21443 |
| 2009 | 0.23078 |
| 2008 | 0.19918 |
| 2007 | 0.17884 |
| 2006 | 0.15703 |
| 2005 | 0.16527 |
| 2004 | 0.22526 |
| 2003 | 0.2283 |
| 2002 | 0.2162 |
| 2001 | 0.24784 |
| 2000 | 0.32085 |
| 1999 | 0.27963 |
| 1998 | - |
| 1997 | 0.32483 |
| 1996 | 0.31982 |
| 1995 | 0.40241 |
| 1994 | 0.45041 |
| 1993 | - |
| 1992 | 0.52066 |
| 1991 | - |
| 1990 | 0.65 |
| 1989 | 0.68536 |
| 1988 | 0.72021 |
| 1987 | 0.73333 |
| 1986 | 0.7647 |
| 1985 | 0.79395 |
| 1984 | 0.90663 |
| 1983 | 0.96594 |
| 1982 | 1.06766 |
| 1981 | 0.95175 |
| 1980 | 1.03744 |
| 1979 | 1.0615 |
| 1978 | 1.73963 |
| 1977 | 2.03571 |
| 1976 | 2.40565 |
| 1975 | 3.18763 |
| 1974 | 3.74758 |
| 1973 | 4.45442 |
| 1972 | 5.02632 |
| 1971 | 6.22976 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |