Clean energy is noncarbohydrate energy that does not produce carbon dioxide when generated. It includes hydropower and nuclear, geothermal, and solar power, among others.
| Data | Valor | Modificar, % |
|---|---|---|
| 2015 | 16,0 | 2,23% |
| 2014 | 15,6 | 10,25% |
| 2013 | 14,2 | -7,14% |
| 2012 | 15,3 | -3,85% |
| 2011 | 15,9 | -0,06% |
| 2010 | 15,9 | -7,42% |
| 2009 | 17,1 | -2,85% |
| 2008 | 17,6 | 3,17% |
| 2007 | 17,1 | -7,34% |
| 2006 | 18,5 | -0,16% |
| 2005 | 18,5 | 10,89% |
| 2004 | 16,7 |