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| 1st Most Common | 2nd Most Common |
| AFGHANISTAN | Hydro | Oil |
| ALBANIA | Hydro | Solar |
| ALGERIA | Gas | Solar |
| ANGOLA | Hydro | Gas |
| ARGENTINA | Gas | Hydro |
| ARMENIA | Gas | Nuclear |
| AUSTRALIA | Coal | Gas |
| AUSTRIA | Hydro | Gas |
| AZERBAIJAN | Gas | Oil |
| BAHAMAS | Oil | No Other |
| BAHRAIN | Gas | Oil |
| BANGLADESH | Gas | Oil |
| BELARUS | Gas | Biomass |
| BELGIUM | Nuclear | Gas |
| BELIZE | Oil | Biomass |
| BENIN | Oil | Solar |
| BHUTAN | Hydro | No Other |
| BOLIVIA | Gas | Hydro |
| BOSNIA | Coal | Hydro |
| BOTSWANA | Coal | Oil |
| BRAZIL | Hydro | Gas |
| BRUNEI | Coal | Gas |
| BULGARIA | Coal | Nuclear |
| BURKINA FASO | Oil | Hydro |
| BURUNDI | Hydro | Oil |
| CAMBODIA | Hydro | Coal |
| CAMEROON | Hydro | Oil |
| CANADA | Hydro | Nuclear |
| CAPE VERDE | Oil | Wind |
| CENT AFR REP | Hydro | No Other |
| CHAD | Oil | Wind |
| CHILE | Hydro | Coal |
| CHINA | Coal | Hydro |
| COLOMBIA | Hydro | Gas |
| COSTA RICA | Hydro | Geothermal |
| CROATIA | Hydro | Gas |
| CUBA | Oil | Biomass |
| CYPRUS | Oil | Solar |
| CZECHIA | Coal | Nuclear |
| DEM REP CONGO | Hydro | Oil |
| DENMARK | Wind | Biomass |
| DJIBOUTI | Oil | No Other |
| DOMINICAN REPUBLIC | Oil | Gas |
| EAST TIMOR | Oil | No Other |
| ECUADOR | Hydro | Oil |
| EGYPT | Gas | Oil |
| EL SALVADOR | Geothermal | Hydro |
| EQUAT. GUINEA | Oil | Hydro |
| ERITREA | Oil | Solar |
| ESTONIA | Oil | Biomass |
| ESWATINI | Biomass | Hydro |
| ETHIOPIA | Hydro | Wind |
| FIJI | Hydro | Oil |
| FINLAND | Nuclear | Hydro |
| FRANCE | Nuclear | Hydro |
| FRENCH GUIANA | Oil | Hydro |
| GABON | Hydro | Oil |
| GAMBIA | Oil | No Other |
| GEORGIA | Hydro | Gas |
| GERMANY | Coal | Gas |
| GHANA | Gas | Hydro |
| GREECE | Gas | Wind |
| GREENLAND | Hydro | Oil |
| GUATEMALA | Hydro | Biomass |
| GUINEA | Hydro | Oil |
| GUINEA BISSAU | Oil | No Other |
| GUYANA | Oil | Biomass |
| HAITI | Oil | Hydro |
| HONDURAS | Oil | Hydro |
| HUNGARY | Nuclear | Gas |
| ICELAND | Hydro | Geothermal |
| INDIA | Coal | Hydro |
| INDONESIA | Coal | Gas |
| IRAN | Gas | Oil |
| IRAQ | Gas | Oil |
| IRELAND | Gas | Wind |
| ISRAEL | Gas | Coal |
| ITALY | Gas | Hydro |
| IVORY COAST | Gas | Hydro |
| JAMAICA | Oil | Gas |
| JAPAN | Gas | Coal |
| JORDAN | Gas | Solar |
| KAZAKHSTAN | Coal | Gas |
| KENYA | Geothermal | Hydro |
| KUWAIT | Gas | Wind |
| KYRGYZSTAN | Hydro | Coal |
| LAOS | Hydro | Coal |
| LATVIA | Hydro | Gas |
| LEBANON | Gas | Oil |
| LESOTHO | Hydro | No Other |
| LIBERIA | Hydro | Oil |
| LIBYA | Gas | Oil |
| LITHUANIA | Gas | Wind |
| LUXEMBOURG | Biomass | Wind |
| MADAGASCAR | Oil | Hydro |
| MALAWI | Hydro | Oil |
| MALAYSIA | Coal | Gas |
| MALI | Oil | Hydro |
| MAURITANIA | Oil | Hydro |
| MAURITIUS | Oil | Coal |
| MEXICO | Gas | Oil |
| MOLDOVA | Coal | Gas |
| MONGOLIA | Coal | Wind |
| MONTENEGRO | Hydro | Coal |
| MOROCCO | Coal | Wind |
| MOZAMBIQUE | Hydro | Gas |
| MYANMAR | Hydro | Gas |
| NAMIBIA | Hydro | Solar |
| NEPAL | Hydro | Solar |
| NETHERLANDS | Gas | Wind |
| NEW CALEDONIA | Oil | Hydro |
| NEW ZEALAND | Hydro | Geothermal |
| NICARAGUA | Oil | Biomass |
| NIGER | Oil | Solar |
| NIGERIA | Gas | Hydro |
| NORTH KOREA | Hydro | Coal |
| NORTH MACEDONIA | Coal | Hydro |
| NORWAY | Hydro | Wind |
| OMAN | Gas | No Other |
| PAKISTAN | Gas | Hydro |
| PALESTINE | Oil | Gas |
| PANAMA | Hydro | Oil |
| PAPUA NEW GUINEA | Oil | Hydro |
| PARAGUAY | Hydro | No Other |
| PERU | Hydro | Gas |
| PHILIPPINES | Coal | Oil |
| POLAND | Coal | Gas |
| PORTUGAL | Gas | Wind |
| QATAR | Gas | Biomass |
| REP CONGO | Gas | Hydro |
| REUNION | Oil | Biomass |
| ROMANIA | Hydro | Nuclear |
| RUSSIA | Gas | Nuclear |
| RWANDA | Oil | Hydro |
| SAMOA | Oil | Hydro |
| SAUDI ARABIA | Gas | Oil |
| SENEGAL | Oil | Gas |
| SERBIA | Coal | Hydro |
| SIERRA LEONE | Hydro | Oil |
| SINGAPORE | Gas | Oil |
| SLOVAKIA | Nuclear | Hydro |
| SLOVENIA | Nuclear | Hydro |
| SOLOMON ISLANDS | Oil | No Other |
| SOMALIA | Oil | Solar |
| SOUTH AFRICA | Coal | Nuclear |
| SOUTH KOREA | Coal | Gas |
| SOUTH SUDAN | Oil | No Other |
| SPAIN | Gas | Wind |
| SRI LANKA | Oil | Hydro |
| SUDAN | Hydro | Gas |
| SURINAME | Hydro | Oil |
| SWEDEN | Hydro | Nuclear |
| SWITZERLAND | Hydro | Nuclear |
| SYRIA | Gas | Oil |
| TAIWAN | Coal | Gas |
| TAJIKISTAN | Hydro | Oil |
| TANZANIA | Oil | Hydro |
| THAILAND | Gas | Coal |
| TOGO | Oil | Hydro |
| TRINIDAD & TOBAGO | Gas | Oil |
| TUNISIA | Gas | Wind |
| TURKEY | Gas | Coal |
| TURKMENISTAN | Gas | Oil |
| UGANDA | Hydro | Oil |
| UKRAINE | Nuclear | Coal |
| UNITED ARAB EMIRATES | Gas | Solar |
| UNITED KINGDOM | Gas | Wind |
| UNITED STATES | Gas | Coal |
| URUGUAY | Wind | Hydro |
| UZBEKISTAN | Gas | Coal |
| VANUATU | Oil | Solar |
| VENEZUELA | Hydro | Gas |
| VIETNAM | Coal | Hydro |
| YEMEN | Oil | Gas |
| ZAMBIA | Hydro | Coal |
| ZIMBABWE | Hydro | Coal |