But from 1980 through 1989, the rate slipped to just 4 percent.

That share slipped to 20 percent by the late 90's, the commission says.

That figure slipped to 10.3 percent in March, still a high level.

The average rate for public high schools in Philadelphia just slipped to 57 percent.

Since then the number of awards has slipped to 2.1 percent.

It slipped back to 30 percent in the second poll this week.

By last year, the percentage had slipped to 10 percent.

So his foreign position has slipped to less than 25 percent of assets, he said.

In 1980 that number had slipped to almost 25.3 percent.

Money market accounts slipped by a basis point, to 6.56 percent.