I looked into it. Waiting list is closed. At this time the membership waiting list is now closed.
(as of Aug 2013) Platinum: about $35,000.00 Initiation and $11,000.00 - $12,000.00 annual fee.
This was a few years ago. Individual Membership This particular membership is for individuals and is available at $7,500 membership fee and $2,250 annual dues. These memberships are nontransferable.
Got this info right off their website.