1
Published 2014
International Energy Agency

2
Published 2017
International Energy Agency

3
Published 2015
International Energy Agency

4
Published 2017
International Energy Agency

5
Published 2013
International Energy Agency

6
Published 2015
International Energy Agency

7
Published 2017
International Energy Agency

8
Published 2016
OECD Publishing

9
Published 2014
International Energy Agency

10
Published 2014
International Energy Agency

11
Published 2017
International Energy Agency

12
Published 2013
OECD Publishing

15
Published 2015
OECD Publishing

16
Published 2013
International Energy Agency

17
Published 2013
International Energy Agency

18
Published 2014
International Energy Agency

19
Published 2017
International Energy Agency

20
Published 2017
International Energy Agency