I got the hell level mod table being used in the tool from the wiki:
http://wiki.project1999.com/Game_Mec...ement_by_Level
However stratics has your table:
http://web.archive.org/web/200206122...aps/eqexp.html
They're identical up to level 54. If this other one is proven more accurate for P99 I can update it.
This post is relevant:
http://www.project1999.com/forums/sh...1&postcount=39