PGNiG`s Sales from Natural Gas - High-methane gas reached 28,541 PLN mil in 2015. This is 10.9 % more than in the previous year.
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| Company | Unit | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
| PGNiG | PLN mil | 17,888 | 19,014 | 22,309 | 23,540 |
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