Month Fourseam
5/08 -12.61
6/08 -13.41
7/08 -13.22
8/08 -14.11
9/08 -14.13
MonthFourseam
4/09 -15.50
5/09 -15.55
6/09 -15.62
7/09 -15.33
8/09 -15.07
9/09 -16.08
10/09 -16.22
MonthFourseam
3/10 -15.22
4/10 -16.10
5/10 -16.09
6/10 -16.22
7/10 -15.94
8/10 -17.36
9/10 -16.73
MonthFourseam
3/11 -19.37
4/11 -16.89
5/11 -16.73
6/11 -18.65
7/11 -18.31
8/11 -17.54
9/11 -16.42
MonthFourseam
4/12 -18.16
5/12 -16.92
6/12 -17.40
7/12 -18.35
8/12 -17.76
9/12 -18.17
10/12 -17.22
MonthFourseam
3/13 -19.95
4/13 -19.21
5/13 -18.59
6/13 -19.50
7/13 -19.68
8/13 -19.99
9/13 -18.58