2014
2013
2012
2011
2003
1973
1974
1976
1978
Other
2.3%
2.3%
2.3%
2.2%
2.1%
89%
Liquid fuel
2.2%
2.2%
2.2%
2.1%
1.4%
90%
Solid fuel
3.3%
3.3%
3.2%
3.2%
2.5%
84%
Gas fuel
5%
5%
4.7%
4.5%
2.5%
78%
Cement production
1.3%
3%
2.9%
2.9%
2.9%
87%
Gas flaring