Placements from my walkthrough:
22nd: Nelson
21st: Carl
20th: Mr. Burns
19th: Smithers
18th: Lisa
17th: Marge
16th: Otto
15th: Bart
14th: Ralph
13th: Lenny
12th: Ned
11th: Comic Book Guy
(Otto and CBG return)
12th: Willie
11th: Krusty
10th: Chief Wiggum
9th: Barney
8th: Moe
7th: Homer
6th: Grampa
5th: Skinner
4th: Comic Book Guy
3rd: Apu
2nd (1st in some countries): Milhouse
1st (2nd in some countries): Otto