Estonian ro-pax group Tallink has increased passenger numbers by 4% in the final three months of 2017.

It carried 2.32m people to 31 December, while cargo units increased 14.1% to 97,345 units.

The number of passenger vehicles fell by 0.8% to 253,896 units year-on-year.

Tallink introduced a new ship in January last year on the Estonia to Finland run, as well as a second ship between Riga and Stockholm.