Month FourseamSinkerChangeCurve
4/13 5.90 5.82 5.61 5.74
5/13 5.88 5.77 5.55 5.71
6/13 5.87 5.72 5.50 5.71
7/13 5.89 5.77 5.59 5.72
8/13 5.92 5.76 5.58 5.64