Admiral's Cup was created in 1957.
Amsterdam Admirals was created in 1995.
Norfolk Admirals was created in 2000.
Greenwich Admirals was created in 2001.
Cork Admirals was created in 2002.
Admirals Beach was created in 1805.
Nelson Admirals was created in 1967.
Admirals All was created on June 13th, 1935.
Lake Michigan Admirals was created in 2009.
Yachting
admirals cup
Admirals Cup
I'm not sure of the 2009 figures but back in May 1805 there were 144 Admirals consisting of 46 Admirals, 36 Vice Admirals and 62 Rear Admirals.