Year	number
2006	34531
2007	46240
2008	64017
2009	65089
2010	65074
2011	72396
2012	81144
2013	74391
2014	71941
2015	70441
2016	75380
2017	78540
2018	86309
2019	90748
2020	97988
2021	129980
2022	136961