| 日期 | 单位：千头 |
| 2025-07-01 | 购买后可见 » |
| 2025-01-01 | 购买后可见 » |
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| 2023-07-01 | 购买后可见 » |
| 2023-01-01 | 购买后可见 » |
| 2022-07-01 | 购买后可见 » |
| 2022-01-01 | 购买后可见 » |
| 2021-07-01 | 购买后可见 » |
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| 2020-07-01 | 购买后可见 » |
| 2020-01-01 | 购买后可见 » |
| 2019-07-01 | 购买后可见 » |
| 2019-01-31 | 购买后可见 » |
| 2018-07-01 | 购买后可见 » |
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| 2017-07-01 | 购买后可见 » |
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| 2016-01-01 | 购买后可见 » |
| 2015-07-01 | 购买后可见 » |
| 2015-01-01 | 购买后可见 » |
| 2014-07-01 | 购买后可见 » |
| 2014-01-01 | 购买后可见 » |
| 2013-01-01 | 购买后可见 » |
| 2012-07-01 | 购买后可见 » |
| 2012-01-01 | 购买后可见 » |
| 2011-07-01 | 购买后可见 » |
| 2011-01-01 | 购买后可见 » |
| 2010-07-01 | 购买后可见 » |
| 2010-01-01 | 购买后可见 » |
| 2009-07-01 | 购买后可见 » |
| 2009-01-01 | 购买后可见 » |
| 2008-07-01 | 购买后可见 » |
| 2008-01-01 | 购买后可见 » |
| 2007-07-01 | 购买后可见 » |
| 2007-01-01 | 购买后可见 » |
| 2006-07-01 | 购买后可见 » |
| 2006-01-01 | 购买后可见 » |
| 2005-07-01 | 购买后可见 » |
| 2005-01-01 | 购买后可见 » |
| 2004-07-01 | 购买后可见 » |
| 2004-01-01 | 购买后可见 » |
| 2003-07-01 | 购买后可见 » |
| 2003-01-01 | 购买后可见 » |
| 2002-07-01 | 购买后可见 » |
| 2002-01-01 | 购买后可见 » |
| 2001-07-01 | 购买后可见 » |
| 2001-01-01 | 购买后可见 » |
| 2000-07-01 | 购买后可见 » |
| 2000-01-01 | 购买后可见 » |
| 1999-07-01 | 购买后可见 » |
| 1999-01-01 | 购买后可见 » |
| 1998-07-01 | 购买后可见 » |
| 1998-01-01 | 2270.00 |
| 1997-07-01 | 2300.00 |
| 1997-01-01 | 2350.00 |
| 1996-07-01 | 2400.00 |
| 1996-01-01 | 2392.00 |
| 1995-07-01 | 2400.00 |
| 1995-01-01 | 2390.00 |
| 1994-07-01 | 2300.00 |
| 1994-01-01 | 2307.00 |
| 1993-07-01 | 2200.00 |
| 1993-01-01 | 2278.00 |
| 1992-07-01 | 2200.00 |
| 1992-01-01 | 2279.00 |
| 1991-07-01 | 2200.00 |
| 1991-01-01 | 2228.00 |
| 1990-07-01 | 2200.00 |
| 1990-01-01 | 2195.00 |
| 1989-07-01 | 2200.00 |
| 1989-01-01 | 2182.00 |
| 1988-07-01 | 2200.00 |
| 1988-01-01 | 2175.00 |
| 1987-07-01 | 2200.00 |
| 1987-01-01 | 2204.00 |
| 1986-07-01 | 2200.00 |
| 1986-01-01 | 2261.00 |
| 1985-07-01 | 2300.00 |
| 1985-01-01 | 2411.00 |
| 1984-07-01 | 2500.00 |
| 1984-01-01 | 2549.00 |
| 1983-07-01 | 2560.00 |
| 1983-01-01 | 2609.00 |
| 1982-07-01 | 2610.00 |
| 1982-01-01 | 2618.00 |
| 1981-07-01 | 2638.00 |
| 1981-01-01 | 2547.00 |
| 1980-07-01 | 2611.00 |
| 1980-01-01 | 2492.00 |
| 1979-07-01 | 2456.00 |
| 1979-01-01 | 2403.00 |
| 1978-07-01 | 2458.00 |
| 1978-01-01 | 2544.00 |
| 1977-07-01 | 2685.00 |
| 1977-01-01 | 2665.00 |
| 1976-07-01 | 2759.00 |
| 1976-01-01 | 2845.00 |
| 1975-07-01 | 3063.00 |
| 1975-01-01 | 2987.00 |
| 1974-07-01 | 2904.00 |
| 1974-01-01 | 2645.00 |
| 1973-07-01 | 2640.00 |
| 1973-01-01 | 2466.00 |
| 1972-01-01 | 2376.00 |
| 1971-01-01 | 2327.00 |
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