Year number of people 2009 4916000 2010 5196000 2011 5281000 2012 5455000 2013 5700000 2014 6044000 2015 6270000 2016 7246000 2017 6509000 2018 5761000 2019 5576000 2020 4922000 2021 5235000 2022 4766000 2023 5077000