2024 16 USC 115 – Leases and permits; prehistoric ruins not included

2023 16 USC 115 – Leases and permits; prehistoric ruins not included

2022 16 USC 115 – Leases and permits; prehistoric ruins not included

2021 16 USC 115 – Leases and permits; prehistoric ruins not included

2020 16 USC 115 – Leases and permits; prehistoric ruins not included

2018 16 USC 115 – Leases and permits; prehistoric ruins not included

2017 16 USC 115 – Leases and permits; prehistoric ruins not included

2015 16 USC 115 – Leases and permits; prehistoric ruins not included

2014 16 USC 115 – Leases and permits; prehistoric ruins not included

2013 16 USC 115 – Leases and permits; prehistoric ruins not included

2012 16 USC 115 – Leases and permits; prehistoric ruins not included

2010 16 USC 115 – Leases and permits; prehistoric ruins not included