plummeted

In the United States, scores in math and science for both grades plummeted to the lowest levels since the first test in 1995.

The volume of letters being posted in the UK has plummeted too, with half the number being sent compared to 2011 levels.

Belief in conspiracy theories has risen dramatically, while consumption of reality-based news has plummeted.

Reading from a letter she planned to send to Trump, Sheinbaum pointed out Mexico’s efforts to keep migrants from crossing the U.S. border, and said illegal border crossings have plummeted in recent months.

At the same time, wild Atlantic salmon stocks have plummeted, and the fish are critically endangered in areas where they were once abundant.