年份 | 产量/万吨 | 年份 | 产量/万吨 |
2004 | 87.17 | 2012 | 139.89 |
2005 | 95.96 | 2013 | 159.23 |
2006 | 109.19 | 2014 | 187.34 |
2007 | 111.19 | 2015 | 216.89 |
2008 | 110.95 | 2016 | 235.84 |
2009 | 114.75 | 2017 | 280.14 |
2010 | 117.21 | 2018 | 369.01 |
2011 | 121.81 | 2019 | 441.98 |