Using those posts and other sites the current Jet2 strength is 24*733, 2*738 and 12*757.
Using the Jet2, OAG and airport sites S12 strength needs to be 21*733, 5*738 and 12*757 plus one I cannot find details of.
The breakdown for S12 is
3*733@BFS
2*733@BLK
4*733@EDI
2*738 and 1*757@GLA
3*733 and 2*757@NCL
1*733 and 2*757@EMA
6*733 and 3*757@LBA
2*733, 3*738 and 4*757@MAN plus the one I cannot find details of.