"Although bridge can be a social game, many members go on to play competitively at tournaments around the country most weekends.
"Some will be going to the New Zealand bridge congress in Hamilton, in October."
He said many of the new learners had been encouraged to learn by friends who already played.
"Others are nearing retirement and are seeking leisure activities. But it is still a game for all ages — in fact, two members of the New Zealand bridge team which recently competed in China are still in their 20s."
Wood reckoned the game suited those with "a mathematical mind" or who had played other card games, especially 500, whist and euchre.
Bridge — believed to have begun in the 19th century in the Middle East — is a game played by millions around the world.
It has a number of high-rpofile aficionados from actor Omar Sharif to business billionaires Warren Buffett and Bill Gates.
Buffett, the third richest man in the world, was once quoted as saying: "Bridge is such a sensational game that I wouldn't mind being in jail if I had three cellmates who were decent players and who were willing to keep the game going 24 hours a day."