Visa datatabell
| Period | Andel (%) |
|---|---|
| 1960 | 3.10 |
| 1961 | 5.00 |
| 1962 | 5.20 |
| 1963 | 4.40 |
| 1964 | 4.10 |
| 1965 | 4.40 |
| 1966 | 3.30 |
| 1967 | 4.70 |
| 1968 | 4.50 |
| 1969 | 4.20 |
| 1970 | 2.30 |
| 1971 | 2.70 |
| 1972 | 3.40 |
| 1973 | 1.00 |
| 1974 | 0.30 |
| 1975 | 5.10 |
| 1976 | 3.10 |
| 1977 | -0.90 |
| 1978 | 0.90 |
| 1979 | 3.00 |
| 1980 | -4.20 |
| 1981 | -3.00 |
| 1982 | -2.30 |
| 1983 | -2.40 |
| 1984 | -0.10 |
| 1985 | 0.10 |
| 1986 | 4.40 |
| 1987 | 2.20 |
| 1988 | 0.70 |
| 1989 | 3.40 |
| 1990 | -0.60 |
| 1991 | -3.70 |
| 1992 | 1.30 |
| 1993 | -1.70 |
| 1994 | 0.20 |
| 1995 | 0.80 |
| 1996 | 5.50 |
| 1997 | 4.00 |
| 1998 | 3.80 |
| 1999 | 2.90 |
| 2000 | 2.70 |
| 2001 | 2.00 |
| 2002 | 1.90 |
| 2003 | 1.60 |
| 2004 | 2.90 |
| 2005 | 2.60 |
| 2006 | 1.70 |
| 2007 | 1.10 |
| 2008 | 0.80 |
| 2009 | 3.70 |
| 2010 | 1.30 |
| 2011 | -0.20 |
| 2012 | 2.10 |
| 2013 | 2.50 |
| 2014 | 3.00 |
| 2015 | 2.40 |
| 2016 | 1.40 |
| 2017 | 0.50 |
| 2018 | 0.60 |
| 2019 | 0.80 |
| 2020 | 1.60 |
| 2021 | 0.40 |
| 2022 | -5.60 |
| 2023 | -4.90 |
| 2024 | 1.20 |
| 2025 | 2.90 |