So according A.C. Nielsen Financial Services. The top cereals are in 2008:
- General Mills Cheerios
- Kellogg's Special K
- Post Honey Bunches of Oats
- Kellogg's Frosted Flakes
- Kellogg's Frosted Mini Wheats
- Kellogg's Raisin Bran
- Kellogg's Froot Loops
- General Mills Cinnamon Toast Crunch
- General Mills Lucky Charms
- Quaker Oats Cap'n Crunch