1990
45.66
Natural gas
2005
57.072
Natural gas
2013
65.289
Natural gas
1990
17.882
Solid fuels
2005
39.407
Solid fuels
2013
44.168
Solid fuels
1990
80.037
Oil (total)
2005
82.153
Oil (total)
2013
87.379
Oil (total)
1990
44.259
All Products
2005
52.249
All Products
2013
53.19
All Products