Market share of the largest electricity generator fell 8.60% to 42.5% in Portugal in 2015, according to World Bank / EIA.
Historically, market share of the largest electricity generator in Portugal reached an all time high of 61.5% in 2001 and an all time low of 37.2% in 2012.
Portugal has been ranked 18th within the group of 28 countries we follow in terms of market share of the largest electricity generator, 5 places below the position seen 10 years ago.
| Market Share of the Largest Electricity Generator | Unit | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 
| Algeria | % | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 
| Belgium | % | ... | ... | ... | ... | 77.7% | 79.1% | 70.7% | 65.8% | 67.0% | ||||||||||||
| Canada | % | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 
| France | % | ... | ... | ... | ... | 87.3% | 86.5% | 86.0% | 86.0% | 83.8% | ||||||||||||
| Germany | % | ... | ... | ... | ... | 26.0% | 28.4% | ... | ... | 32.0% | ||||||||||||
| Iceland | % | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 
| Ireland | % | ... | ... | ... | ... | 37.0% | 34.0% | 38.0% | 55.0% | 54.0% | ||||||||||||
| Italy | % | ... | ... | ... | ... | 29.8% | 28.0% | 27.0% | 26.0% | 27.0% | ||||||||||||
| Mauritania | % | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 
| Morocco | % | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 
| Portugal | % | ... | ... | ... | ... | 52.4% | 47.2% | 44.9% | 37.2% | 45.8% | ||||||||||||
| Spain | % | ... | ... | ... | ... | 32.9% | 24.0% | 23.5% | 23.8% | 24.5% | ||||||||||||
| Tunisia | % | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 
| United Kingdom | % | ... | ... | ... | ... | 24.5% | 21.0% | 45.6% | 51.7% | 29.3% | ... | ... |