01/31 - 141
02/28 - 137.2
03/31 - 138.0
04/30 - 137.2

05/01 - 138.6
05/02 - 138.8
05/03 - 139.2
05/04 - 139.6
05/05 - 139.2
05/06 - 138.4
05/07 - 138.6
05/08 - 138.8
05/09 - 139.0
05/10 - 139.4
05/11 - 139.2
05/12 - 139.6
05/13 - 138.8
05/14 - 139.4
05/15 - 138.6
05/16 - 139.6
05/17 - 139.6
05/18 - 139.2
05/19 - 138.6
05/20 - 138.8
05/21 - 139.6
05/22 - 139.4
05/23 - 138.6
05/24 - 139.6
05/25 - 139.6
05/26 - 139.6
05/27 - 139.2
05/28 - 139.2
05/29 - 138.8
05/30 - 139.2
05/31 - 139.2