\begin{tabular}{lrrrrrrrr} \toprule Model & MdAPE 2024 & MdAPE 2025--26 & MAPE & Bias & $\pm5\%$ & $\pm10\%$ & $\pm20\%$ & Coverage \\ \midrule M12 hybrid comparables + GBM & 9.7 & 8.9 & 19.9 & -0.1 & 30.7 & 54.4 & 78.8 & 100.0 \\ M11b gradient boosting, with assessed value & 9.8 & 9.0 & 19.9 & 0.1 & 30.5 & 54.1 & 78.7 & 100.0 \\ M9 optimised reconciliation & 11.3 & 10.6 & 21.8 & -0.8 & 26.2 & 47.6 & 73.0 & 99.8 \\ M11a gradient boosting, no assessed value & 11.5 & 10.7 & 23.1 & -0.4 & 26.1 & 47.5 & 72.2 & 100.0 \\ M0 best configuration, chosen on 2024 & 11.9 & 11.1 & 23.6 & 0.3 & 25.1 & 46.1 & 71.5 & 100.0 \\ M13 assessment ratio & 12.0 & 11.5 & 22.5 & -0.1 & 22.1 & 40.6 & 63.9 & 90.3 \\ M8b GBM adjustments & 12.7 & 11.9 & 24.1 & -0.6 & 23.9 & 43.6 & 68.8 & 99.8 \\ M3 5 most similar, time only & 13.9 & 13.0 & 26.2 & -0.2 & 22.1 & 40.8 & 65.3 & 99.8 \\ M7 hedonic grid & 13.8 & 13.0 & 25.1 & -0.5 & 21.7 & 40.4 & 66.4 & 99.8 \\ M6 conventional grid & 14.1 & 13.4 & 26.4 & 0.8 & 21.3 & 39.7 & 65.0 & 99.8 \\ M8a local grid & 14.3 & 13.5 & 25.7 & -0.4 & 21.2 & 39.4 & 64.9 & 99.8 \\ M10 global hedonic model & 14.7 & 13.8 & 25.9 & 0.4 & 19.8 & 37.9 & 65.0 & 100.0 \\ M4 5 nearest, distance-weighted & 19.1 & 17.9 & 31.4 & -0.2 & 16.0 & 30.7 & 54.3 & 99.8 \\ M2 mean of 5 nearest, time only & 19.3 & 18.1 & 31.8 & -0.1 & 15.7 & 30.3 & 53.7 & 99.8 \\ M5 5 nearest, recency-weighted & 19.7 & 18.5 & 32.3 & -0.2 & 15.4 & 29.8 & 52.8 & 99.8 \\ M1 median of 3 nearest, time only & 20.3 & 19.1 & 32.8 & -0.8 & 15.2 & 28.5 & 49.8 & 96.6 \\ \bottomrule \end{tabular}