| 年份 | 單位：% |
| 含“(E)”其對應值為系統預測，僅供參考。 | |
| 2025（E） | 購買后可見 ? |
| 2024（E） | 購買后可見 ? |
| 2023（E） | 購買后可見 ? |
| 2022 | 購買后可見 ? |
| 2021 | 購買后可見 ? |
| 2020 | 購買后可見 ? |
| 2019 | 購買后可見 ? |
| 2018 | 購買后可見 ? |
| 2017 | 購買后可見 ? |
| 2016 | 購買后可見 ? |
| 2015 | 購買后可見 ? |
| 2014 | 購買后可見 ? |
| 2013 | 購買后可見 ? |
| 2012 | 4.20 |
| 2011 | 3.70 |
| 2010 | 3.90 |
| 2009 | -2.00 |
| 2008 | 2.00 |
| 2007 | 4.80 |
| 2006 | 6.00 |
| 2005 | 6.70 |
| 2004 | 6.60 |
| 2003 | 4.80 |
| 2002 | 3.30 |
| 2001 | 3.20 |
| 2000 | 6.40 |
| 1999 | 6.30 |
| 1998 | 5.70 |
| 1997 | 6.20 |
| 1996 | 5.70 |
| 1995 | 4.80 |
| 1994 | 6.30 |
| 1993 | 5.20 |
| 1992 | 5.90 |
| 1991 | 3.30 |
| 1990 | 5.70 |
| 1989 | 7.70 |
| 1988 | 7.90 |
| 1987 | 6.00 |
| 1986 | 5.50 |
| 1985 | 7.50 |
| 1984 | 11.10 |
| 1983 | 8.70 |
| 1982 | 4.30 |
| 1981 | 12.20 |
| 1980 | 8.80 |
| 1979 | 11.70 |
| 1978 | 13.00 |
| 1977 | 11.10 |
| 1976 | 11.20 |
| 1975 | 9.00 |
| 1974 | 8.40 |
| 1973 | 11.40 |
| 1972 | 9.80 |
| 1971 | 8.50 |
| 1970 | 5.50 |
| 1969 | 8.20 |
| 1968 | 9.40 |
| 1967 | 5.70 |
| 1966 | 9.60 |
| 1965 | 8.40 |
| 1964 | 7.40 |
| 1963 | 5.60 |
| 1962 | 7.40 |
| 1961 | 3.70 |
| 1960 | 4.00 |
| 1959 | 8.40 |
| 1958 | 1.50 |
| 1957 | 5.50 |
| 1956 | 5.60 |
| 1955 | 8.90 |
| 1954 | 0.30 |
| 1953 | 6.00 |
| 1952 | 5.90 |
| 1951 | 15.70 |
| 1950 | 10.00 |
| 1949 | -0.70 |
| 1948 | 10.00 |
| 1947 | 9.70 |
| 1946 | -0.20 |
| 1945 | 1.60 |
| 1944 | 10.50 |
| 1943 | 22.40 |
| 1942 | 28.30 |
| 1941 | 25.70 |
| 1940 | 10.10 |
| 1939 | 7.00 |
| 1938 | -6.10 |
| 1937 | 9.60 |
| 1936 | 14.30 |
| 1935 | 11.10 |
| 1934 | 16.90 |
| 1933 | -4.00 |
| 1932 | -23.10 |
| 1931 | -16.00 |
| 1930 | -11.90 |
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