I hear you and don't know why it has to be so hard to get norms. Grrr!

Some options are to ask the school directly for the percentiles, ask CTY if you can just send the Lexile or
Contact SRI Customer Service:

Call Toll-free: 1-877-268-6871
Mon-Fri, 7 AM-6 PM CST
E-mail: SRI@scholastic.com

They may limit the info to school administrators and teachers though. frown
Sorry for such a round about answer but I'm learning as I go along. wink