Based on the same data, what is the Tracking Signal of this forecast model? Year Dt Ft Et IEl E 2013 9.6 9.8 0.2 0.2 0.04 2014 7.5 9.6 2.1 2.1 4.41 2015 7.2 7.5 0.3 0.3 0.09 2016 7.0 7.2 0.2 0.2 0.04 2017 6.8 7.0 0.2 0.2 0.04 2018 5.5 6.2 0.7 0.7 0.49 2019 5.3 5.5 0.2 0.2 0.04 2020 5.5 5.3 -0.2 0.2 0.04 4.1 5.19 n 1 2 3 5678445 O 7.30 O 8.00 O 5.80 O 7.22 O 7.32 Total: 3.7

Based on the same data, what is the Tracking Signal of this forecast model