For example a quick check today.
AC34 in J 2/11 - 12/11 no seats on redemption
but in std seats:
2nd,3rd x 2 J available
4th, 9th, 10th - 6 x J available
7th - 8 x J available
5th, 6th, 8th, 11th, 12th - 9+ x J available
So based on normal load and revenue forecasting, you would expect...