| 年份 | 单位:% |
| 含“(E)”其对应值为系统预测,仅供参考。 | |
| 2026(E) | 购买后可见 » |
| 2025(E) | 购买后可见 » |
| 2024(E) | 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 | 购买后可见 » |
| 2013 | 15.60 |
| 2012 | 16.10 |
| 2011 | 13.00 |
| 2010 | 11.10 |
| 2009 | 18.10 |
| 2008 | 22.20 |
| 2007 | 16.40 |
| 2006 | 28.40 |
| 2005 | 19.30 |
| 2004 | 24.90 |
| 2003 | 31.00 |
| 2002 | 34.90 |
| 2001 | 38.90 |
| 2000 | 38.30 |
| 1999 | 42.30 |
| 1998 | 32.70 |
| 1997 | 36.80 |
| 1996 | 37.70 |
| 1995 | 93.30 |
| 1994 | 34.50 |
| 1993 | 16.80 |
| 1992 | 10.20 |
| 1991 | 26.10 |
| 1990 | 39.30 |
| 1989 | 25.10 |
| 1988 | 19.30 |
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