2024 Iowa Code 257.11 – Supplementary weighting plan

2023 Iowa Code 257.11 – Supplementary weighting plan

2022 Iowa Code 257.11 – Supplementary weighting plan

2020 Iowa Code 257.11 – Supplementary weighting plan

2018 Iowa Code 257.11 – Supplementary weighting plan

2016 Iowa Code 257.11 – Supplementary weighting plan

2014 Iowa Code 257.11 – Supplementary weighting plan.

2009 Iowa Code 257.11 – Supplementary weighting plan