91 is the first appearance although brief, so it'll be on the rise too. 3 months ago it was a 7-10 book..
Indy's Comic Pressing Submission Form - http://tinyurl.com/qxzzxgg
Indy's CGC Comic Gradings Master Thread - http://tinyurl.com/p45agbh
Indy's CGC 9.8 Subscription Service - http://tinyurl.com/nnn6mhf