Jan 31- 189.4
Feb 28 - 190.4
Mar 31- 186.6
Apr 30- 181.4
May 31- 173.6
June 30-175.6
July 31- 169.8

Aug 1----169.6
Aug 2----170.2
Aug 3----168.8
Aug 4----168.6
Aug 5----168.0
Aug 6----167.0
Aug 7----167.2
Aug 8----167.6
Aug 9----169.0
Aug 10---169.4
Aug 11---170.0
Aug 12---170.6
Aug 13---168.4
Aug 14---167.2
Aug 15---168.8
Aug 16---169.6
Aug 17---168.2
Aug 18---169.0
Aug 19---171.0
Aug 20---168.2
Aug 21---166.4
Aug 22---167.2
Aug 23---166.4
Aug 24---167.2
Aug 25---166.6
Aug 26---167.8
Aug 27---167.6
Aug 28---168
Aug 29---169
Aug 30---168