Flat glass prices decreased slightly—just 0.7 percent—from November to December, according to the latest Producer Price Index Report from the U.S. Labor Department.

The latest report follows a 0.1 percent drop from October to November, no changes from September to October and a 0.2-percent increase from August to September.

While flat glass prices dropped, the cost of construction materials rose .3 percent from November to December, continuing an upward slide. The price of construction materials had risen 0.1 percent from October to November and September to October, and 0.3 percent from August to September.

The import price for glass and glassware dropped 0.2 percent from November to December, following a 0.2 percent rise from October to November, according to the December Import and Export Price Indexes. The export price for the same remained stable with no changes from November to December, following a 0.1 percent increase from October to November.

Glass and glassware includes float glass, safety glass, lab glass and a range of other glass products, according to information from the International Price Program office in Washington, D.C.

Import/Export Price Changes for Glass and Glassware

November to December 2012


-0.2 percent


0.0 percent

Source: U.S. Department of Labor (DOL) Bureau of Labor Statistics