God. You made me get the calculator out
£35ph, £75pm, plus surprise maintainence outlays, landing fees and bacon sarnies

, averaging 60hrs over the last year...
£2100 + £900+ £900 + £200ish + £30ish...
£4130
Some of that will have been subsidised by pax here and there, but not much - maybe just £100-£200.