Material price changes from July 2007 to August 2007

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

Gasoline — -14.3/ -5.7

No. 2 Diesel fuel — -3.3/ -5.9

Crude petroleum — +1.3/ -0.3

Plastic construction products — -0.2/ -1.4

Hardwood lumber — -0.2/ -1.3

Plywood — -1.3/ +8.6

Steel mill products — -2.7/ -0.6

Aluminum mill shapes — -0.2/ +3.4

Copper and brass mill shapes — -1.2/ +2.6

Fabricated structural metal products — +0.2/ +1.9

Cement — -0.3/ +4.0

Concrete products — 0/ +3.5

Asphalt felts and coatings — +1.9/ +0.5

Gypsum products — -2.6/ -21.8

Iron ore — 0/ -4.5

Iron and steel scrap — +3.0/ +17.5

Copper base scrap — -3.8/ +5.4

Construction sand, gravel, and crushed stone — +0.6/ +7.8

Construction machinery and equipment — +0.1/ +2.6

Tire, tube, thread, etc. — +0.1/ +2.6

Light motor trucks — -0.8/ +3.7

Heavy motor trucks — -0.9/ +5.4

Truck trailers — +0.6/ +2.5