Latest poll numbers

Less than 12 hours from the election campaign and Tan Jee Say is still in the lead with 69%. Overall his votes have slipped by 5% from the day the polls were set up. The other three candidates have a small share each of the 5% votes from Jee Say. Tan Cheng Bock is now at 18%, Tan Kin Lian at 6% and Tony Tan at 5%.

What do these numbers tell? There are a couple of assumptions that can be used to