Italy
fossil fuel: 78.6%
hydro: 18.4%
nuclear: 0%
other: 3% (2001)

Jamaica
fossil fuel: 96.8%
hydro: 1.8%
nuclear: 0%
other: 1.5% (2001)

Japan
fossil fuel: 60%
hydro: 8.4%
nuclear: 29.8%
other: 1.8% (2001)

Jordan
fossil fuel: 99.4%
hydro: 0.6%
nuclear: 0%
other: 0% (2001)

Kazakhstan
fossil fuel: 84.3%
hydro: 15.7%
nuclear: 0%
other: 0% (2001)

Kenya
fossil fuel: 71%
hydro: 17.7%
nuclear: 0%
other: 11.3% (2001)

Kiribati
fossil fuel: 100%
hydro: 0%
nuclear: 0%
other: 0% (2001)

Korea, North
fossil fuel: 29%
hydro: 71%
nuclear: 0%
other: 0% (2001)

Korea, South
fossil fuel: 62.4%
hydro: 0.8%
nuclear: 36.6%
other: 0.2% (2001)

Kuwait
fossil fuel: 100%
hydro: 0%
nuclear: 0%
other: 0% (2001)