Material price changes from July 2008 to August 2008

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

Gasoline β€” -9.7/ +43.1

No. 2 Diesel fuel β€” -19.8/ +50

Crude petroleum β€” -17.6/ +62

Plastic construction products β€” +1.0/ +5.5

Hardwood lumber β€” -0.3/ -4.3

Plywood β€” -0.4/ -3.0

Steel mill products β€” +2.2/ +40.8

Aluminum mill shapes β€” +0.7/ +4.8

Copper and brass mill shapes β€” -2.1/ +3.5

Fabricated structural metal products β€” +1.5/ +14.6

Cement β€” +0.2/+0.5

Concrete products β€” -0.1/ +3.6

Asphalt felts and coatings β€” +12.7/ +42.6

Gypsum products β€” +4.7/ +1.7

Iron ore β€” 0/ +12

Iron and steel scrap β€” -3.7/ +100.1

Copper base scrap β€” -5.1/ +8.7

Construction sand, gravel, and crushed stone β€” +1.1/ +7

Construction machinery and equipment β€” +0.3/ +5.4

Tire, tube, thread, etc. β€” +0.4/ +9.1

Light motor trucks β€” -2.4/ -2.8

Heavy motor trucks β€” -0.2/ +2.3

Truck trailers β€” +0.3/ +5.4