CEZ`s Sales of Natural Gas (GWh) reached GWh in. This is the same as in the previous year.
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| Company | Unit | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 |
| innogy Energie Czech Republic | GWh | 12,814 | 11,606 | 35,524 | 34,549 | 31,963 | ||||||
| Lama Energy Group | GWh | ... | ... | 3,870 | 4,190 | 4,440 | ... | ... | ... | ... | ||
| Prazska Plynarenska | GWh | 7,354 | 6,620 | 14,381 | ... | ... | ... | ... |
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