Consequently return tickets at single fare where the latter exceeded 2d.
Additionally the highest single fare rose from £4, to £4.50.
A single fare was US$375 - equivalent to $5,300 today.
Passengers can get on and off an unlimited number of times throughout the day for a single fare.
A standard open return costs around £240 but special offers sometimes have single fares as low as £16.
They did this on a single fare, not exiting the system until the completion of the race.
The purpose is not to offer a round trip for a single fare.
As of January 2012, a single adult fare is $3.00, or $1.75 for youth.
This is currently a minimum of £20 or twice the single fare for the journey made.
A return ticket gets you a 20 per cent reduction over two single fares.