Geothermal energy - Direct Usage Data by country in MWt (2015)

Reference 1: Usage (MWt) 2015.

Reference 2: United States, Philippines, Indonesia, Mexico, Italy, New Zealand, Iceland, Japan, Iran, El Salvador, Kenya, Costa Rica, Russia, Turkey, Papua-New Guinea, Guatemala, Portugal, China, France, Ethiopia, Germany, Austria, Australia and Thailand.

Source: http://en.wikipedia.org/wiki/Geothermal_energy