Star Wars: the bottom line

Amount paid for George Lucas's script: pounds 15,000

Star Wars' budget: $10m

Worldwide take on first Star Wars trilogy: pounds 1.33bn

Merchandising sales since 1977: $4bn (eg: full-size Darth Vader mannequin at $5,000)

Sales of Star Wars videos, 1995: 30 million units

Fox's outlay on prints and promotion for re-release: $40m

Pepsi's commitment to promote the Star Wars canon: $2bn

Director George Lucas's personal worth: $2bn

And the 56th richest man in America is? George Lucas