Here is another nice Amazon deal for you. Right now they have the StarKist Chunk Light Tuna in Water 5 oz 48-packs priced at just $36.48. That works out to just $0.76 per can. Here is the link to get this deal:
StarKist Chunk Light Tuna in Water 5 oz 48-packs – only $36.48 ($0.76/can) while supplies last at this price