Year	number of people
2009	11021400
2010	10507400
2011	8327900
2012	10190900
2013	10675900
2014	11876900
2015	13773000
2016	13882200
2017	15867902
2018	18714500
2019	22383000
2020	25528800
2021	30131000
2022	34078300
2023	40057600