| 年份 | 单位:% |
| 含“(E)”其对应值为系统预测,仅供参考。 | |
| 2027(E) | 购买后可见 » |
| 2026(E) | 购买后可见 » |
| 2025(E) | 购买后可见 » |
| 2024 | 购买后可见 » |
| 2023 | 购买后可见 » |
| 2022 | 购买后可见 » |
| 2021 | 购买后可见 » |
| 2020 | 购买后可见 » |
| 2019 | 购买后可见 » |
| 2018 | 购买后可见 » |
| 2017 | 购买后可见 » |
| 2016 | 购买后可见 » |
| 2015 | 购买后可见 » |
| 2014 | 48.77 |
| 2013 | 48.80 |
| 2012 | 48.75 |
| 2011 | 48.74 |
| 2010 | 48.73 |
| 2009 | 48.56 |
| 2008 | 48.53 |
| 2007 | 48.50 |
| 2006 | 48.48 |
| 2005 | 48.47 |
| 2004 | 48.48 |
| 2003 | 48.50 |
| 2002 | 48.53 |
| 2001 | 48.54 |
| 2000 | 48.37 |
| 1999 | 48.57 |
| 1998 | 48.75 |
| 1997 | 48.93 |
| 1996 | 49.18 |
| 1995 | 48.97 |
| 1994 | 48.90 |
| 1993 | 48.98 |
| 1992 | 48.95 |
| 1991 | 48.66 |
| 1990 | 48.48 |
| 1989 | 48.45 |
| 1988 | 48.48 |
| 1987 | 48.50 |
| 1986 | 48.30 |
| 1985 | 48.30 |
| 1984 | 48.40 |
| 1983 | 48.40 |
| 1982 | 48.50 |
| 1981 | 48.52 |
| 1980 | 48.55 |
| 1979 | 48.54 |
| 1978 | 48.51 |
| 1977 | 48.50 |
| 1976 | 48.51 |
| 1975 | 48.53 |
| 1974 | 48.57 |
| 1973 | 48.58 |
| 1972 | 48.60 |
| 1971 | 48.59 |
| 1970 | 48.57 |
| 1965 | 48.82 |
| 1962 | 48.71 |
| 1960 | 48.22 |
| 1957 | 48.23 |
| 1955 | 48.25 |
| 1952 | 48.10 |
| 1951 | 48.08 |
| 1950 | 48.06 |
| 1949 | 48.04 |
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