2024 49 USC 60109 – High-density population areas and environmentally sensitive areas

2023 49 USC 60109 – High-density population areas and environmentally sensitive areas

2022 49 USC 60109 – High-density population areas and environmentally sensitive areas

2021 49 USC 60109 – High-density population areas and environmentally sensitive areas

2020 49 USC 60109 – High-density population areas and environmentally sensitive areas

2018 49 USC 60109 – High-density population areas and environmentally sensitive areas

2017 49 USC 60109 – High-density population areas and environmentally sensitive areas

2015 49 USC 60109 – High-density population areas and environmentally sensitive areas

2014 49 USC 60109 – High-density population areas and environmentally sensitive areas

2013 49 USC 60109 – High-density population areas and environmentally sensitive areas

2012 49 USC 60109 – High-density population areas and environmentally sensitive areas

2010 49 USC 60109 – High-density population areas and environmentally sensitive areas