Year Percent of total labor force (Units) 2011 9.300 2012 8.500 2013 7.700 2014 6.900 2015 7.700 2016 8.500 2017 9.300 2018 8.700 2019 6.820 2020 7.300 2021 4.910 2022 5.910 2023 4.900 2024 4.900 2025 4.900 2026 4.900 2027 4.900 2028 4.900 2029 4.900