Why should you know? Are you Some Kind of Sick Pedophilic Child?
IMHO there should be month sub which has benefits of bronze, half a year sub with the benefits of silver, and yearly sub which have the benefits of gold then pricing goes as follows.
Monthly: $29.99 Semi-Yearly: $59.99 Yearly: $109.99
I don't know, I'm thinking that Dave would lose profits like this...