Among major categories of goods and services, only medical care became more expensive.

Growth and development does not always occur evenly among different categories.

Both simply flip-flop in taking the lead among the categories.

News organizations did not ask Congress to be included among the exempt categories.

Among categories, national ads last year accounted for a record $6.7 billion in spending, an increase of 17.7 percent from 1998.

The money will be split roughly equally among the four categories each year.

Among the categories she draws on, none is more central than the category "we."

The distinction among different categories was abolished again in 2004.

Among the categories that earn points are race, military service, coming from a foreign country and athletic or musical ability.

The figure shows the causal relationships among the categories of explanations.