We've cached out map pages 563, 531, 529, 503, 501, 472, 471, 451, 433 and 413...
We were assuming that was an intentional part of the design - to give newer cachers a bit of an advantage.
-Brendan & Tim O'Shea (aka 'boshea')
edit: remove 530 - GC1A1EK was posted a couple days ago