Distribution networks are particularly chaotic in the ‘on’-trade which has steadily lost ground to the ‘off’-trade. Estimates for the volumes of wines consumed in public vary wildly but now usually point down towards to 25%.
2004, Kym Anderson, David Norman, The World's Wine Markets: Globalization at Work, Edward Elgar Publishing, page 133:
The off-trade has been growing at the expense of the on-trade. Traditionally, wide choices of wine have not been available through public houses in the UK. With the growing interest in wine, this absence of good wine in on-trade establishments may have aided the growth in off-trade sales.
Lora Jones (2018 March 27) “Pubs in danger: Six charts on how the British drink”, in BBC News[1], BBC
The volume of beer sold in supermarkets and off-licences (off-trade) in the UK topped the volume sold in pubs, clubs and restaurants (on-trade) for the first time in 2014.
