WH – William Hills
L- Ladbrokes
C – Corals
365 – Bet365
SKY – Skybet
888 – 888sport
PP – Paddy Power
BFSB – Betfair Sportsbook
BV – Bet Victor
U- Unibet
BF- Betfred
BOY- Boylesports
SI- Sporting Index
SPX- Spreadex