2008 8919 2009 12022 2010 13447 2011 15452 2012 18256 2013 20837 2014 24662 2015 26359 2016 28545 2017 30614 2018 32747 2019 35087 2020 40101 2021 43219 2022 46032 2023 48737 2024 48737