sentences:  Over 2016 to 2017, Americans purchased 3.1 billion boxes of cereal, mostly as ready to eat cold cereal.In a $9.8 billion cereal market, cold cereal purchases were 88% of the total (12% for hot cereals), with the overall cereal market declining due to reduced consumption of sugar and dairy products.Kellogg's and General Mills each had 30% of the market share for cold cereals.