Material price changes from June 2007 to July 2007

Percent changes from June 2007 to July 2007/ July 2006 to July 2007

Gasoline — +5.1/ +6.4

No. 2 Diesel fuel — +7.0/ +2.5

Crude petroleum — +11.8/ -3.2

Plastic construction products — +0.2/ -0.9

Hardwood lumber — +0.1/ -0.5

Plywood — +1.7/ +5.8

Steel mill products — -3.1/ +3.2

Aluminum mill shapes — -0.9/ +3.8

Copper and brass mill shapes — +1.9/ +1.6

Fabricated structural metal products — -0.1/ +2.7

Cement — -0.8/ +4.6

Concrete products — 0/ +3.5

Asphalt felts and coatings — -1.8/ -0.7

Gypsum products — -3.7/ -20.2

Iron ore — +0.5/ -4.5

Iron and steel scrap — -3.1/ +3.9

Copper base scrap — +2.1/ +10.0

Construction sand, gravel, and crushed stone — +0.6/ +7.7

Construction machinery and equipment — +0.2/ +2.5

Tire, tube, thread, etc. — +0.8/ +2.6

Light motor trucks — -0.8/ +7.4

Heavy motor trucks — 0/ +6.8

Truck trailers — -0.2/ +2.5