| 年份 | 单位:美元/吨 |
| 含“(E)”其对应值为系统预测,仅供参考。 | |
| 2024(E) | 购买后可见 » |
| 2023(E) | 购买后可见 » |
| 2022(E) | 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 | 购买后可见 » |
| 2012 | 购买后可见 » |
| 2011 | 136.00 |
| 2010 | 105.19 |
| 2009 | 110.11 |
| 2008 | 122.81 |
| 2007 | 69.86 |
| 2006 | 63.04 |
| 2005 | 62.91 |
| 2004 | 51.34 |
| 2003 | 34.74 |
| 2002 | 36.90 |
| 2001 | 37.96 |
| 2000 | 34.58 |
| 1999 | 35.74 |
| 1998 | 40.51 |
| 1997 | 45.53 |
| 1996 | 49.54 |
| 1995 | 47.58 |
| 1994 | 43.66 |
| 1993 | 45.71 |
| 1992 | 48.45 |
| 1991 | 50.30 |
| 1990 | 50.81 |
| 1989 | 48.86 |
| 1988 | 42.47 |
| 1987 | 41.28 |
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