Between September 2002 and July 2003 her popularity plunged.
His popularity plunged after that, and Thevenet was never again able to compete for the general classification.
President Reagan's popularity plunged 20 points when it was learned that he had tried to trade arms for hostages.
Since then, the party's popularity has plunged.
As his popularity plunged, impeachment for other than economic actions would be in the air.
In 2008 Viktor Yushchenko's popularity plunged to less than 10%.
Mr. Sundlun's popularity had plunged during his pair of two-year terms.
What happened was that the public got mad, Gingrich's popularity plunged and Clinton's suddenly hit a 22-month high.
Since January, his popularity has plunged from 71 percent to 34 percent.
When his popularity plunged and Presidency teetered, he hastily moved back toward the middle.