Year FourseamSinkerChangeCurve
2015 5.03 5.00 4.87 5.18
2016 4.96 4.96 4.77 5.05
2017 5.00 4.98 4.82 5.11
2018 4.98 4.98 4.80 5.03
2019 4.99 5.00 4.81 5.05