$4,000

The entry fee for the World Economic Forum in 1980.

$300,000

The amount in $100 prepaid gift cards Mastercard gave out to attendees in 2002.

2006

The year by which Bill Gates promised spam would be a thing of the past, at the 2004 Davos gathering.

$1 million

The amount raised in five minutes for mosquito nets in Tanzania after Sharon Stone pledged her initial $10,000.

$5

The fine for wearing a necktie at the 2004 conference, in a program that raised more than $16,000 for UNICEF.