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| Company | Unit | Mar 2010 | Jun 2010 | Sep 2010 | Dec 2010 | Mar 2011 | Jun 2011 | Sep 2011 | Dec 2011 | Mar 2012 | Jun 2012 | Sep 2012 | Dec 2012 | Mar 2013 | Jun 2013 | Sep 2013 | Dec 2013 | Mar 2014 | Jun 2014 | Sep 2014 | Dec 2014 | Mar 2015 | Jun 2015 | Sep 2015 | Dec 2015 | Mar 2016 |
| PGNiG | PLN mil | 8,506 | 9,330 | 9,031 | 8,391 | 8,760 | ||||||||||||||||||||
| PKN | PLN mil | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 2,708 | 4,467 | 4,620 | 4,305 | 3,759 |
Helgi Library 
