Month FourseamSinkerChangeCurve
4/13 -3.65 -8.42 -8.63 9.90
5/13 -4.09 -8.84 -8.82 10.45
6/13 -4.61 -8.81 -9.15 9.72
7/13 -5.02 -8.26 -8.49 8.67
8/13 -5.32 -9.65 -9.87 10.63