Hmmm... I've seen quite a few anime, but i can't remember how many...
list time

1.naruto
2.bleach
3.code geass
4.blood+
5.trinity blood
6.death note
7.eurika 7
8.dragonball
9.dragonball z
10.dragonball z gt
11.beyblade
12.pokemon
13.sonic x
14.shugo chara
15.cowboy bebop
16.spiral
17.tenchi muyo
18.gundam
19.full metal alchemist
20.case closed
21.princess resurrection
22.sailor moon
23.wedding peach
24.black cat
25.kodocha
26.fruits basket
27.shaman king
28.baki the grappler
29.shin chan
30.blue gender
31.kiddy grade
32.tokyo mew mew
33.inuyasha
34.to heart
35.voltron
36.slayers
37.yu yu hakusho
38.zatch bell

i think that's all of 'em
however, about a fourth of these I've only seen a few episodes of... oh well^^
i had no idea voltron was japanese, so that's cool^^ let's see, i've probably been watching anime since I was around 4 or 5, but i didn't even know what anime was at the time, lol

~grimmy

original at http://darkerbluex.blogspot.com/2008/07/motivational-posters-from.html