Around the nation, blood supplies are also down, though the need varies by region.

We also have a curriculum that varies widely by region.

They were usually similar in style throughout the nation, but the textiles varied by region.

Today all three methods are still used, and popularity varies by region.

Prices also vary by region because of differences in local business costs, transportation and competition.

Rates varied by region as well, with the highest found in the Northeast.

The Christmas season is celebrated in different ways around the world, varying by country and region.

The way in which prisoners are released varies by region.

It is available in eight colors, but color selection varies by region.

The length of a game varies by region but is typically from 7 to 13 points.