Material price changes from August 2008 to September 2008

Percent changes from August 2008 to September 2008/ September 2007 to September 2008

Gasoline – 1.5/ +39.5

No. 2 Diesel fuel — -1.4/ +39

Crude petroleum — -9.0/ +35.9

Plastic construction products — +0.8/ +6.8

Hardwood lumber — -0.7/ -5

Plywood — +2.1/ -0.7

Steel mill products — -3.6/ +38.2

Aluminum mill shapes — -2.8/ +4.1

Copper and brass mill shapes — -9.0 / -2.9

Fabricated structural metal products – +1.3 / +16.2

Cement — -1.0 / -1.7

Concrete products — +0.8 / +4.3

Asphalt felts and coatings – +4.9 / +51.6

Gypsum products — -1.7 / +1.7

Iron ore – 0.0/ +12

Iron and steel scrap — -22.4/ +47.9

Copper base scrap — -4.6 / +4.2

Construction sand, gravel, and crushed stone — +0.2 / +6.9

Construction machinery and equipment — +0.5/ +3.9

Tire, tube, thread, etc. — 0.0/ +9.2

Light motor trucks — +0.6/ -1.4

Heavy motor trucks — -0.3/ +2.0

Truck trailers — +0.4 / +5.8