年份 | 意大利 |
---|---|
2023 | - |
2022 | - |
2021 | 2.6 |
2020 | 2.8 |
2019 | 3 |
2018 | 3.2 |
2017 | 3.3 |
2016 | 3.4 |
2015 | 3.5 |
2014 | 3.6 |
2013 | 3.7 |
2012 | 3.8 |
2011 | 3.9 |
2010 | 4 |
2009 | 4.1 |
2008 | 4.1 |
2007 | 4.2 |
2006 | 4.3 |
2005 | 4.5 |
2004 | 4.6 |
2003 | 4.8 |
2002 | 5.1 |
2001 | 5.3 |
2000 | 5.6 |
1999 | 5.9 |
1998 | 6.2 |
1997 | 6.6 |
1996 | 7 |
1995 | 7.5 |
1994 | 8 |
1993 | 8.5 |
1992 | 8.9 |
1991 | 9.3 |
1990 | 9.7 |
1989 | 10 |
1988 | 10.4 |
1987 | 10.8 |
1986 | 11.3 |
1985 | 12 |
1984 | 12.7 |
1983 | 13.5 |
1982 | 14.3 |
1981 | 15.2 |
1980 | 16.1 |
1979 | 17 |
1978 | 18.1 |
1977 | 19.5 |
1976 | 21.1 |
1975 | 23.1 |
1974 | 25.3 |
1973 | 27.6 |
1972 | 29.8 |
1971 | 31.9 |
1970 | 33.6 |
1969 | 35.1 |
1968 | 36.4 |
1967 | 37.8 |
1966 | 39.3 |
1965 | 41.1 |
1964 | 43.1 |
1963 | 45.3 |
1962 | 47.6 |
1961 | 49.9 |
1960 | 52 |