Material price changes from May 2009 to June 2009

Percent change from May to June 2009/ June 2008 to June 2009

Gasoline — +18.0 / -37.8

No. 2 Diesel fuel– +14.6 / -54.6

Crude petroleum– +20.3 / -48.6

Synthetic rubber– +2.9 / -7.2

Plastic construction products– -0.1 / +0.8

Softwood Lumber– +1.7 / -18.1