Material price changes from January 2007 to February 2007

Percent changes from January 2007 to February 2007/ February 2006 to February 2007

Gasoline — +5.1/ +4.9

No. 2 Diesel fuel — -0.7/ -6.8

Crude petroleum — +6.4/ -2.1

Plastic construction products — +0.3/ -2.9

Hardwood lumber — -0.5/ -1.2

Plywood — +0.5/ -6.0

Steel mill products — +1.4/ +10.8

Aluminum mill shapes — +0.5/ +9.5

Copper and brass mill shapes — -4.5/ +23.5

Fabricated structural metal products — +0.1/ +4.9

Cement — -0.8/ -5.8

Concrete products — +0.5/ +4.8

Asphalt felts and coatings — -1.1/ +0.8

Gypsum products — -2.4/ -2.6

Iron ore — 0/ +1.4

Iron and steel scrap — +10.8/ +20.2

Copper base scrap — -1.6/ +21.2

Construction sand, gravel, and crushed stone — +1.9/ +9.7

Construction machinery and equipment — +0.6/ +2.5

Tire, tube, thread, etc. — +0.2/ +5.6

Light motor trucks — +1.0/ +1.0

Heavy motor trucks — 0/ +4.5

Truck trailers — 0/ +4.0