Summary
Here's a small and somewhat incomplete summary of hourly wet rates: not including planes which have a monthly rate.
Arrow £90
Duchess £130
Druine Turbulent £19
Warrior £76 £95 £110 £120 £122
Archer II £85 £100 £120
R2160 £77
100kt Jodel £45
C152 £50 £95 £100 £110
PA28 Dakota £140
PA38 £85
C172 £135(£160dual!)
PA34 Senecca £255