You know the numbers by now: the Dow down 7.6 percent, below 8,600. But if you want an idea of how bad things got for the local economy yesterday, consider this: The PMI Group, the 12th largest publicly traded company in the East Bay and the second-largest mortgage insurer in the country, lost almost 40 percent of its value in one hour. No one was spared. Find out how bad it was after the jump.

Chevron: down 12.45 percent.

Safeway: down 5.91 percent.

Synnex: down 7.49 percent.

Ross Stores: down 8.59 percent

Longs Drug Stores: down 3.84 percent.

Clorox: down 3.92 percent

Lam Research: down 3.86 percent.

UTStarcom: down 4.44 percent.

Pacer International: down 4.24 percent.

Central Garden and Pet: down 8.45 percent.

Bio-Rad Laboratories: down 2.59 percent.

PMI Group: down 39.10 percent.

Cost Plus: down 4.66 percent.

Sybase: down 0.27 percent.