The Calgary-based explorer said that it had ended theyear with an average production rate of 4986 boepd in December, a rise of 61%on December 2012’s rate of 3102 boepd.

Leading the production push were the explorer’s gasfields in north-east Ukraine, which generated an average of 3626 boepd in gasand condensate in December 2013, up 17% year on year.

The explorer holds 70% ownership of local operator KUBGas, which holds five licences near the city of Lugansk, with Houston’s CubEnergy holding the other 30%.

However,