2024 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2023 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2022 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2021 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2020 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2018 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2017 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2015 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2014 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2013 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2012 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers

2010 16 USC 22 – Control of park by Secretary of the Interior; removal of trespassers