As far as I know there is none.. I just google.
You can find anything on the internet if you know how to properly use Google.
Btw, this is the latest rankings (nov - 2012):
ANIMEDIA
1. Kuroko Tetsuya - Kuroko no Basket
2. Kise Ryouta - Kuroko no Basket
3. Sakata Gintoki - Gintama
4. Nyanko-sensei - Natsume Yuujinchou
5. Oreki Hotarou - Hyouka
6. Chitanda Eru - Hyouka
7. Kirito - Sword Art Online
8. Hirasawa Yui - K-On
9. Nakano Azusa - K-On
10. Okumura Rin - Ao no Exorcist
11. Okita Souji - Hakuouki Reimeiroku
12. Okita Sougo - Gintama
13. Midorima Shintarou - Kuroko no Basket
14. Aomine Daiki - Kuroko no Basket
15. Hijikata Toushirou - Gintama
16. Sorinozuka Renshou - Inu x Boku SS
17. Kaburagi Kotetsu - Tiger & Bunny
18. Natsume Takashi - Natsuma Yuujinchou
19. Roromiya Karuta - Inu x Boku SS
20. Miketsukami Soushi - Inu x Boku SS
NEWTYPE
MALE
1. Kirito - Sword Art Online
2. Oreki Hotarou - Hyouka
3. Alexander - Fate/Zero
4. Kira Yamato - Gundam Seed
5. Lelouch - Code Geass
6. Kyon - Haruhi Suzumiya
7. Alibaba - Magi
8. Kotetsu Kaburagi - Tiger & Bunny
9. Aladdin - Magi
10. Gintoki - Gintama
FEMALE
1. Asuna - Sword Art Online
2. Saber - Fate/Zero
3. Chitanda Eru - Hyouka
4. Sheryl Nome - Macross Frontier
5. Rikka Takanashi - Chu-2 Byo Demo Koi ga Shitai
6. Lacus Clyne - Gundam Seed
7. Hirasawa Yui - K-On!
8. Homura - Puella Magi Madoka Magica
9. Madoka - Puella Magi Madoka Magica
10. Morgianna - Magi