At last count there were 219,016 anime lovers in the USA.
There are many different anime sites where you can have your own profile, people create blogs and post episodes, discuss different animes etc. The one I like is cartoonworld.com
Unfortunately, no. Many fans (like me) are hoping there will be a Vocaloid Anime show.
100m
A lot. Look at the youtube videos for top anime characters. I sorta like them, but I almost never watch naruto
Yes many people like waffles.
There are many adults here in the US that like both anime and manga - myself among them for example .
It is really hard to find similar anime's to other anime's I've looked that up many times and yet still no answer.
This number is unknown.
People in anime with very dark navy blue hair are considered by many to be brunettes.
There has not been an official study as to which sex watches more anime. Most people agree that both men and women watch anime in equal amounts. There are many websites dedicated to anime.
That's like asking how many cartoons exist in the world. There's more and more anime being created every day, so there's really no way to tell.