$5.00 CDN And it lists at $9+ USD in the guide. 1972 There was some bigger sets with weird denominations like $2.50 and $7.50.
WhispTech,that is a very nice Cook Islands proof set.The silver $2.50 & $7.50 coins came out in 1973 & 1974.The Cook Islands also use New Zealand currency,as the Cook Islands is a self-governing dependency of New Zealand. Aidan.