Before the tournament started an advertising campaign on behalf of a telecom firm urging fans to 'abstain from the game' was withdrawn after a public backlash.
According to the Durex survey, 67 percent said they expected to have more sex than usual during the World Cup, a figure rising to 96 percent were the All Blacks to win the World Cup for the first time since 1987.
"It's hard not to get caught up in the exhilaration and emotion of the tournament," said Durex's Adonis Souloglou.
"Obviously we want Kiwis to get the most out of it - whether they are at the game or in the bedroom."