Material price changes from January 2009 to February 2009

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

Gasoline – +6.4/ -42.4

No. 2 Diesel fuel — -11.3 / -49.4

Crude petroleum – +2.5/ -63.7

Plastic construction products — -0.1/ +3.3

Hardwood lumber — -1.2 / -8.4

Plywood — -0.4 / -4.7

Steel mill products — -6.1/ -9.8

Aluminum mill shapes — -4.2 / -16.4

Copper and brass mill shapes — -1.8 / -33.7

Fabricated structural metal products – -2.0 / +6.7

Cement — -1.1 / -0.5

Concrete products — -0.1 / +4.8

Asphalt felts and coatings – +3.1/ +56.2

Gypsum products — -1.1 / +7.8

Iron ore – +1.9/ +14.0

Iron and steel scrap — -2.6/ -42.6

Copper base scrap — +11.3/ -53.8

Construction sand, gravel, and crushed stone – +0.9 / +6.3

Construction machinery and equipment — +0.3/ +4.9

Tire, tube, thread, etc. — -0.3/ +8.8

Light motor trucks — +1.1 / +3.0

Heavy motor trucks — +1.4/ +4.7

Truck trailers — -0.5/ +3.2