 The ad was also a hit with the public . It has been credited by Guinness as being responsible for the substantial boost in sales experienced by the brand during the period in which it was broadcast . While revenues within the UK beer market declined by an average of − 0 @.@ 4 % ( − £ <unk> ) , the year @-@ on @-@ year figures for Guinness showed an increase of 3 @.@ 6 % ( + £ <unk> ) . Between October 2005 and October 2006 , Guinness achieved its highest ever volume ( 6 @.@ 8 % ) and value ( 7 @.@ 4 % ) shares , taking the position of market leader from Stella <unk> . Diageo attributed the growth in no small part to the positive reception garnered by noitulovE . 
