年份 | 分类 | 数值 |
2000 | United States : coal million MMBtu | 19,789.45 |
2001 | United States : coal million MMBtu | 19,996.89 |
2002 | United States : coal million MMBtu | 20,366.88 |
2003 | United States : coal million MMBtu | 20,375.75 |
2004 | United States : coal million MMBtu | 20,801.72 |
2005 | United States : coal million MMBtu | 20,527.41 |
2006 | United States : coal million MMBtu | 20,841.87 |
2007 | United States : coal million MMBtu | 20,548.61 |
2008 | United States : coal million MMBtu | 18,240.61 |
2009 | United States : coal million MMBtu | 19,196.31 |
2010 | United States : coal million MMBtu | 18,074.30 |
2011 | United States : coal million MMBtu | 15,867.14 |
2012 | United States : coal million MMBtu | 16,509.47 |
2013 | United States : coal million MMBtu | 16,472.00 |
2014 | United States : coal million MMBtu | 14,167.88 |