CBOT Top Daily Volume & Open Interest Records For Friday, May 18

Daily: Exchange - Futures Open Interest Record
New Record: 10,415,014 May 18, 2007
Old Record: 10,399,576 May 17, 2007

Daily: Financial - Futures and Options Open Interest Record
New Record: 12,708,301 May 18, 2007
Old Record: 12,548,244 May 23, 2006

Daily: Financial - Futures Open Interest Record
New Record: 7,515,163 May 18, 2007
Old Record: 7,489,638 May 17, 2007

Daily: Treasury Complex - Futures Open Interest Record
New Record: 6,852,179 May 18, 2007
Old Record: 6,831,489 May 17, 2007

Daily: 10 Year U.S. Treasury Notes - Futures Open Interest Record
New Record: 2,986,063 May 18, 2007
Old Record: 2,973,744 May 17, 2007

Daily: 2 Year U.S. Treasury Notes - Futures and Options Open Interest Record
New Record: 1,202,693 May 18, 2007
Old Record: 1,184,219 May 17, 2007

Daily: 2 Year U.S. Treasury Notes - Futures Open Interest Record
New Record: 1,168,386 May 18, 2007
Old Record: 1,151,139 May 17, 2007

Daily: Energy - Futures Open Interest Record
New Record: 5,788 May 18,