The new contest is up, at least in the US
https://www.kobo.com/contest/?name=winterwonderlandus
https://www.kobo.com/contest/?name=winterwonderlanduk
https://www.kobo.com/contest/?name=winterwonderlandca
The usual odds:
10% off 15.0%
20% off 15.0%
25% off 30.0%
30% off 25.00%
35% off 13.15%
45% off 1.00%
55% off 0.50%
65% off 0.20%
75% off 0.15%