...numbers of visiting helis were down by quite a margin ....
Perhaps the change in price for 4 up in a single from £15 to £140 (4x £35) had some effect !
Charging per person is fine if all you want is a series of corporate shuttle types but it hardly encourages all the lesser mortals to come and join the party.
It certainly was part of the reason I did not bother to go this year.
Out of interest, what were the 'diminished services' ?