When do they declare the final fields?

Finally a local market on the sprint!

TAKEOVER TARGET 2.50 1.30
ABSOLUTE CHAMPION 3.20 1.44
MAGNUS 8.00 2.40
UNIVERSAL RULER 9.00 2.60
STAR CROWNED 17.00 4.20
CAPABLANCA 21.00 5.00
SANZIRO 21.00 5.00
WAIKATO 26.00 6.00
WHY BE 31.00 7.00
LOVELACE 34.00 7.60
LIMS FIGHTER 51.00 11.00
SALAAM DUBAI 51.00 11.00
A CE AND ACES 101.00 21.00