Year Persons (Millions) 2004 0.010 2005 0.010 2006 0.009 2007 0.009 2008 0.009 2009 0.010 2010 0.010 2011 0.010 2012 0.010 2013 0.011 2014 0.011 2015 0.012 2016 0.012 2017 0.013 2018 0.012 2019 0.012 2020 0.012 2021 0.012 2022 0.013 2023 0.013 2024 0.013 2025 0.013 2026 0.014 2027 0.014 2028 0.014 2029 0.014