Together with the Circle line over 114 million passenger journeys are made each year.

Just under 67 million passenger journeys were made in 2011/12.

The line was making a loss of seven pounds for each passenger journey.

In 2002, passenger journeys were forecast at 22,000 per month.

The total cost represents over £100 per passenger journey as of 2011.

The main station building was opened in 1985 and serves over 950,000 passenger journeys each year.

This needs to be considered in any analysis of the emissions per passenger journey.

As of 9 February 2013 there have been 1,815,212 passenger journeys since opening.

In 2011/12 over 260 million passenger journeys were made on the line.

In 2005-06 there were 468,849 passenger journeys from the station, a rise of 9.6 percent on the previous year.