| 年月 | 单位：美元/吨 |
| 含“(E)”其对应值为系统预测，仅供参考。 | |
| 2014-04（E） | 购买后可见 » |
| 2014-03（E） | 购买后可见 » |
| 2014-02（E） | 购买后可见 » |
| 2014-01（E） | 购买后可见 » |
| 2013-12（E） | 购买后可见 » |
| 2013-11（E） | 购买后可见 » |
| 2013-10（E） | 购买后可见 » |
| 2013-09（E） | 购买后可见 » |
| 2013-08（E） | 购买后可见 » |
| 2013-07（E） | 购买后可见 » |
| 2013-06（E） | 购买后可见 » |
| 2013-05（E） | 购买后可见 » |
| 2013-04 | 购买后可见 » |
| 2013-03 | 购买后可见 » |
| 2013-02 | 购买后可见 » |
| 2013-01 | 购买后可见 » |
| 2012-12 | 购买后可见 » |
| 2012-11 | 购买后可见 » |
| 2012-10 | 购买后可见 » |
| 2012-09 | 购买后可见 » |
| 2012-08 | 购买后可见 » |
| 2012-07 | 购买后可见 » |
| 2012-06 | 购买后可见 » |
| 2012-05 | 购买后可见 » |
| 2012-04 | 购买后可见 » |
| 2012-03 | 购买后可见 » |
| 2012-02 | 购买后可见 » |
| 2012-01 | 购买后可见 » |
| 2011-12 | 购买后可见 » |
| 2011-11 | 购买后可见 » |
| 2011-10 | 购买后可见 » |
| 2011-09 | 购买后可见 » |
| 2011-08 | 购买后可见 » |
| 2011-07 | 购买后可见 » |
| 2011-06 | 购买后可见 » |
| 2011-05 | 购买后可见 » |
| 2011-04 | 购买后可见 » |
| 2011-03 | 购买后可见 » |
| 2011-02 | 购买后可见 » |
| 2011-01 | 购买后可见 » |
| 2010-12 | 购买后可见 » |
| 2010-11 | 购买后可见 » |
| 2010-10 | 购买后可见 » |
| 2010-09 | 购买后可见 » |
| 2010-08 | 购买后可见 » |
| 2010-07 | 购买后可见 » |
| 2010-06 | 购买后可见 » |
| 2010-05 | 购买后可见 » |
| 2010-04 | 购买后可见 » |
| 2010-03 | 购买后可见 » |
| 2010-02 | 购买后可见 » |
| 2010-01 | 购买后可见 » |
| 2009-12 | 购买后可见 » |
| 2009-11 | 购买后可见 » |
| 2009-10 | 购买后可见 » |
| 2009-09 | 购买后可见 » |
| 2009-08 | 购买后可见 » |
| 2009-07 | 购买后可见 » |
| 2009-06 | 购买后可见 » |
| 2009-05 | 购买后可见 » |
| 2009-04 | 购买后可见 » |
| 2009-03 | 购买后可见 » |
| 2009-02 | 购买后可见 » |
| 2009-01 | 购买后可见 » |
| 2008-12 | 购买后可见 » |
| 2008-11 | 购买后可见 » |
| 2008-10 | 购买后可见 » |
| 2008-09 | 购买后可见 » |
| 2008-08 | 购买后可见 » |
| 2008-07 | 购买后可见 » |
| 2008-06 | 购买后可见 » |
| 2008-05 | 购买后可见 » |
| 2008-04 | 购买后可见 » |
| 2008-03 | 购买后可见 » |
| 2008-02 | 购买后可见 » |
| 2008-01 | 购买后可见 » |
| 2007-12 | 购买后可见 » |
| 2007-11 | 购买后可见 » |
| 2007-10 | 购买后可见 » |
| 2007-09 | 购买后可见 » |
| 2007-08 | 购买后可见 » |
| 2007-07 | 购买后可见 » |
| 2007-06 | 购买后可见 » |
| 2007-05 | 购买后可见 » |
| 2007-04 | 购买后可见 » |
| 2007-03 | 购买后可见 » |
| 2007-02 | 购买后可见 » |
| 2007-01 | 购买后可见 » |
| 2006-12 | 购买后可见 » |
| 2006-11 | 购买后可见 » |
| 2006-10 | 购买后可见 » |
| 2006-09 | 购买后可见 » |
| 2006-08 | 购买后可见 » |
| 2006-07 | 购买后可见 » |
| 2006-06 | 购买后可见 » |
| 2006-05 | 购买后可见 » |
| 2006-04 | 购买后可见 » |
| 2006-03 | 购买后可见 » |
| 2006-02 | 60.62 |
| 2006-01 | 54.26 |
| 2005-12 | 52.24 |
| 2005-11 | 52.06 |
| 2005-10 | 54.90 |
| 2005-09 | 58.20 |
| 2005-08 | 59.16 |
| 2005-07 | 62.80 |
| 2005-06 | 60.91 |
| 2005-05 | 65.16 |
| 2005-04 | 67.00 |
| 2005-03 | 66.14 |
| 2005-02 | 64.41 |
| 2005-01 | 70.55 |
| 2004-12 | 77.06 |
| 2004-11 | 77.77 |
| 2004-10 | 72.10 |
| 2004-09 | 74.12 |
| 2004-08 | 76.52 |
| 2004-07 | 77.87 |
| 2004-06 | 73.86 |
| 2004-05 | 67.35 |
| 2004-04 | 66.23 |
| 2004-03 | 66.38 |
| 2004-02 | 69.94 |
| 2004-01 | 67.70 |
| 2003-12 | 62.02 |
| 2003-11 | 61.33 |
| 2003-10 | 58.80 |
| 2003-09 | 47.55 |
| 2003-08 | 42.67 |
| 2003-07 | 39.67 |
| 2003-06 | 37.13 |
| 2003-05 | 34.21 |
| 2003-04 | 33.09 |
| 2003-03 | 33.64 |
| 2003-02 | 35.49 |
| 2003-01 | 36.45 |
| 2002-12 | 35.01 |
| 2002-11 | 34.34 |
| 2002-10 | 34.28 |
| 2002-09 | 30.23 |
| 2002-08 | 25.98 |
| 2002-07 | 27.00 |
| 2002-06 | 28.60 |
| 2002-05 | 28.70 |
| 2002-04 | 32.75 |
| 2002-03 | 33.25 |
| 2002-02 | 33.10 |
| 2002-01 | 34.10 |
| 2001-12 | 34.50 |
| 2001-11 | 35.12 |
| 2001-10 | 36.00 |
| 2001-09 | 37.91 |
| 2001-08 | 38.22 |
| 2001-07 | 39.87 |
| 2001-06 | 41.41 |
| 2001-05 | 42.40 |
| 2001-04 | 42.98 |
| 2001-03 | 41.99 |
| 2001-02 | 41.08 |
| 2001-01 | 41.40 |
| 2000-12 | 43.07 |
| 2000-11 | 41.73 |
| 2000-10 | 39.56 |
| 2000-09 | 37.01 |
| 2000-08 | 36.20 |
| 2000-07 | 36.16 |
| 2000-06 | 35.13 |
| 2000-05 | 34.39 |
| 2000-04 | 34.81 |
| 2000-03 | 33.85 |
| 2000-02 | 30.30 |
| 2000-01 | 30.15 |
| 1999-12 | 30.39 |
| 1999-11 | 29.53 |
| 1999-10 | 29.17 |
| 1999-09 | 27.26 |
| 1999-08 | 26.68 |
| 1999-07 | 26.65 |
| 1999-06 | 27.84 |
| 1999-05 | 29.21 |
| 1999-04 | 29.22 |
| 1999-03 | 29.94 |
| 1999-02 | 29.66 |
| 1999-01 | 29.97 |
| 1998-12 | 30.49 |
| 1998-11 | 30.97 |
| 1998-10 | 31.46 |
| 1998-09 | 30.29 |
| 1998-08 | 30.43 |
| 1998-07 | 31.27 |
| 1998-06 | 31.52 |
| 1998-05 | 31.83 |
| 1998-04 | 32.24 |
| 1998-03 | 32.40 |
| 1998-02 | 35.39 |
| 1998-01 | 35.74 |
| 1997-12 | 36.38 |
| 1997-11 | 36.76 |
| 1997-10 | 36.98 |
| 1997-09 | 37.34 |
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