For the years 1973 to 1984 the data sources are
World Bank
and
IEA (imports/exports).
For the years 1996 to 2002 the data source is
IEA.
For the years 2009 to 2019 the data source is
IEA.
For the years 2020 to 2023 the data source is
Ember.
For the year 2023/2024 the data source is
aggregated data from the last 12 months (2023-08 to 2024-07).
For the months 2023-08 to 2024-06 the data source is
IEA.
For the month 2024-07 the data source is
Ember.