| 年份 | 意大利 |
|---|---|
| 2023 | - |
| 2022 | 12.4302 |
| 2021 | 12.6518 |
| 2020 | 12.858 |
| 2019 | 13.0589 |
| 2018 | 13.2561 |
| 2017 | 13.4311 |
| 2016 | 13.5888 |
| 2015 | 13.7371 |
| 2014 | 13.8593 |
| 2013 | 13.9529 |
| 2012 | 14.0137 |
| 2011 | 14.0559 |
| 2010 | 14.0878 |
| 2009 | 14.092 |
| 2008 | 14.0814 |
| 2007 | 14.0927 |
| 2006 | 14.1144 |
| 2005 | 14.1231 |
| 2004 | 14.1376 |
| 2003 | 14.1818 |
| 2002 | 14.2096 |
| 2001 | 14.2283 |
| 2000 | 14.2773 |
| 1999 | 14.326 |
| 1998 | 14.3858 |
| 1997 | 14.4654 |
| 1996 | 14.5602 |
| 1995 | 14.6838 |
| 1994 | 14.8455 |
| 1993 | 15.0499 |
| 1992 | 15.2829 |
| 1991 | 15.8494 |
| 1990 | 16.5405 |
| 1989 | 17.0628 |
| 1988 | 17.6155 |
| 1987 | 18.1819 |
| 1986 | 18.7803 |
| 1985 | 19.3585 |
| 1984 | 19.9279 |
| 1983 | 20.4937 |
| 1982 | 21.037 |
| 1981 | 21.6202 |
| 1980 | 22.2278 |
| 1979 | 22.8105 |
| 1978 | 23.3183 |
| 1977 | 23.7194 |
| 1976 | 24.0375 |
| 1975 | 24.295 |
| 1974 | 24.4728 |
| 1973 | 24.5619 |
| 1972 | 24.606 |
| 1971 | 24.6536 |
| 1970 | 24.7012 |
| 1969 | 24.6924 |
| 1968 | 24.6331 |
| 1967 | 24.557 |
| 1966 | 24.4865 |
| 1965 | 24.4524 |
| 1964 | 24.4525 |
| 1963 | 24.5427 |
| 1962 | 24.7407 |
| 1961 | 24.953 |
| 1960 | 25.0102 |