年份

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

煤炭

2.66367346

2.66367346

2.6620883

2.652511856

2.66367346

2.62265793

2.66367346

2.66367346

2.66367346

2.66367346

2.7