| 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 | 57.22 |
| 2006-01 | 54.02 |
| 2005-12 | 50.35 |
| 2005-11 | 51.27 |
| 2005-10 | 55.74 |
| 2005-09 | 58.24 |
| 2005-08 | 57.68 |
| 2005-07 | 61.05 |
| 2005-06 | 62.71 |
| 2005-05 | 67.34 |
| 2005-04 | 67.84 |
| 2005-03 | 67.45 |
| 2005-02 | 66.16 |
| 2005-01 | 67.69 |
| 2004-12 | 69.02 |
| 2004-11 | 69.12 |
| 2004-10 | 71.49 |
| 2004-09 | 70.66 |
| 2004-08 | 72.61 |
| 2004-07 | 73.19 |
| 2004-06 | 71.47 |
| 2004-05 | 72.50 |
| 2004-04 | 69.55 |
| 2004-03 | 71.69 |
| 2004-02 | 64.95 |
| 2004-01 | 60.12 |
| 2003-12 | 53.20 |
| 2003-11 | 49.65 |
| 2003-10 | 45.77 |
| 2003-09 | 36.71 |
| 2003-08 | 35.85 |
| 2003-07 | 35.07 |
| 2003-06 | 33.93 |
| 2003-05 | 31.63 |
| 2003-04 | 31.16 |
| 2003-03 | 31.78 |
| 2003-02 | 32.51 |
| 2003-01 | 32.94 |
| 2002-12 | 31.95 |
| 2002-11 | 30.93 |
| 2002-10 | 29.20 |
| 2002-09 | 27.88 |
| 2002-08 | 26.60 |
| 2002-07 | 27.05 |
| 2002-06 | 28.55 |
| 2002-05 | 28.30 |
| 2002-04 | 33.05 |
| 2002-03 | 33.62 |
| 2002-02 | 33.25 |
| 2002-01 | 31.95 |
| 2001-12 | 31.05 |
| 2001-11 | 32.05 |
| 2001-10 | 34.93 |
| 2001-09 | 35.05 |
| 2001-08 | 35.16 |
| 2001-07 | 37.26 |
| 2001-06 | 38.17 |
| 2001-05 | 39.87 |
| 2001-04 | 39.70 |
| 2001-03 | 39.09 |
| 2001-02 | 37.74 |
| 2001-01 | 36.65 |
| 2000-12 | 37.75 |
| 2000-11 | 35.80 |
| 2000-10 | 35.51 |
| 2000-09 | 34.98 |
| 2000-08 | 32.02 |
| 2000-07 | 31.42 |
| 2000-06 | 30.22 |
| 2000-05 | 29.50 |
| 2000-04 | 28.99 |
| 2000-03 | 28.88 |
| 2000-02 | 27.96 |
| 2000-01 | 28.08 |
| 1999-12 | 28.93 |
| 1999-11 | 28.69 |
| 1999-10 | 29.50 |
| 1999-09 | 26.24 |
| 1999-08 | 27.28 |
| 1999-07 | 27.09 |
| 1999-06 | 27.21 |
| 1999-05 | 28.31 |
| 1999-04 | 27.49 |
| 1999-03 | 27.69 |
| 1999-02 | 27.59 |
| 1999-01 | 27.79 |
| 1998-12 | 27.45 |
| 1998-11 | 27.11 |
| 1998-10 | 26.13 |
| 1998-09 | 25.54 |
| 1998-08 | 26.31 |
| 1998-07 | 27.20 |
| 1998-06 | 29.09 |
| 1998-05 | 31.43 |
| 1998-04 | 31.50 |
| 1998-03 | 33.06 |
| 1998-02 | 34.35 |
| 1998-01 | 34.54 |
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