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World Energy Investment 2021 Datafile
World and regional investment data for supply and end-use The World Energy Investment 2021 datafile includes world and regional investment data for supply (fossil fuels, renewables, electricity networks, other) and end-use (energy efficiency, renewables and other). A full set of figures from the report is also available for download below.
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Data tool
28 Apr 2026
Reliance on Middle East Oil and Gas Supplies by Country
Compare selected countries’ reliance on oil and natural gas imports from the Middle East This interactive chart compares selected countries’ reliance on oil and natural gas imports from the Middle East. It shows both total import volumes and how significant those imports are relative to each country’s needs. Use the toggle above to switch between oil and gas. You can then sort countries by:Share: imports from the Middle East as a share of domestic consumption and exports in 2017 and 2024, with ...
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Data set
Household Energy Expenditure Database
Pilot database on households energy expenditure data for over 100 countries The Household Energy Expenditure database (pilot version) is designed to enable the calculation and analysis of energy-related expenditure metrics, focused on households. The database integrates multiple data sources and methodologies to produce estimates about expenditure indicators, supporting policy analysis and research needs for energy analysts and researchers. This is a pilot database welcoming any feedback or comment.The database is based on IEA end-uses energy prices and consumption to provide top-down, expenditure estimates by country for the residential sector; as well as indicators based on population…
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Chart
16 Jun 2026
Announced electrolyser projects by 2030
Announced electrolyser projects by 2030 GHR 2026
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Data set
World Energy Investment 2026 Datafile
The World Energy Investment 2026 datafile includes world and regional investment data for supply (fossil fuels, renewables, electricity networks, other) and end-use (energy efficiency, renewables and other).
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Chart
18 Jun 2026
Announced electrolyser manufacturing capacity by 2030
Announced electrolyser manufacturing capacity by 2030 GHR 2026
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Chart
18 Jun 2026
Number of hydrogen strategies, 2021-2026
Number of hydrogen strategies, 2021-2026 GHR 2026
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Data set
Energy and Emissions per Value Added Database
Sectoral value-added data and energy efficiency indicators for all OECD and 100 non-OECD countries Value added data is the basis for analysing how economies are structured, and to develop sectoral energy intensity indicators – useful to monitor trends in the economic efficiency of various activities, as a complement to data based on physical indicators.The IEA has developed the current database to provide the most complete coverage of sectoral value-added data, at current and constant prices, and associated energy efficiency indicators. This database merges value added data from three databases (OECD and UNSD National accounts, and OECD Trade…
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09 Dec 2025
Energy input cost ratio of industrial electric boilers relative to current market benchmarks in selected regions, 2024
Energy input cost ratio of industrial electric boilers relative to current market benchmarks in selected regions, 2024
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Chart
18 Nov 2025
Estimated direct costs of fully domestic lithium-ion battery cell production in the European Union and China, and key drivers to reduce the cost gap
Estimated direct costs of fully domestic lithium-ion battery cell production in the European Union and China, and key drivers to reduce the cost gap Auto industry 2025