User blog comment:Juracuille/Strawhats imprisoned at Impeldown/@comment-86.145.118.234-20101208223325

in my opinion, based on bouties it should be:

Luffy = level 6 Zoro = level 6 (because bounties of 100mil and up are kept there) Sanji = level 5 Robin = level 5 Franky = level 4 Brook = level 3 Nami = level 2 Chopper = level 1

i htink based on bouties this works