Over 10% of the world fleet will sport exhaust gas scrubbers by the time IMO 2020 rules kick in at the start of next year, according to data from Clarksons.

Take-up is strongest in the VLCC and capesize markers with more than one-fifth of capacity scheduled to be fitted with the kit, according to the world’s largest shipbroker.

Despite heated debate about the merits of the technology, shipowners have added orders for scrubbers on around 400 extra ships since the start of this year, lifting...