Key numbers

Market Value: £111.5bn

Dividend yield (Dec-2017e): 3.7pc

Turnover (Dec-2017e): £20.5bn

Pre-tax profits (Dec-2017e): £7.6bn

Net debt (Jun- 2017): £19bn

Return on capital (Dec2016): 15.9pc

Cash conversion (Dec-2016): 66pc

P/e ratio (Dec-2017e): 17.3