Year number of people 2009 4900000 2010 4800000 2011 2200000 2012 3000000 2013 2427000 2014 3100000 2015 3182000 2016 3300000 2017 2072000 2018 2072000 2019 2134000 2020 2276000 2021 3175000 2022 3553000 2023 9053000