Material price changes from December 2008 to January 2009

Percent changes from December 2008 to January 2009 / January 2008 to January 2009

Gasoline โ€“ +15.3 / -45.0

No. 2 Diesel fuel โ€” -4.3 / -41.0

Crude petroleum โ€” -12.5 / -64.1

Plastic construction products โ€“ +0.3 / +3.5

Hardwood lumber โ€” -1.2 / -7.6

Plywood โ€” -1.7 / -5.0

Steel mill products โ€” -5.8 / -2.2

Aluminum mill shapes โ€” -7.6 / -12.4

Copper and brass mill shapes โ€” -4.1 / -28.7

Fabricated structural metal products โ€“ -1.4 / +10.2

Cement โ€” +1.2 / +0.9

Concrete products โ€” +1.4 / +5.0

Asphalt felts and coatings โ€“ -2.5 / +50.0

Gypsum products โ€” +1.0 / +8.7

Iron ore โ€“ +3.5 / +11.9

Iron and steel scrap โ€” +21.9 / -38.4

Copper base scrap โ€” -2.5 / -58.2

Construction sand, gravel, and crushed stone โ€“ +1.3 / +6.0

Construction machinery and equipment โ€” +0.4/ +4.9

Tire, tube, thread, etc. โ€” +0.1/ +10.5

Light motor trucks โ€” -0.1 / +1.9

Heavy motor trucks โ€” +0.8/ +3.2

Truck trailers โ€” -0.6 / +3.8