Year	Number
2006	116000
2007	122000
2008	122000
2009	129000
2010	130000
2011	128000
2012	135000
2013	125000
2014	132000
2015	139000
2016	146000
2017	158000
2018	172000
2019	181000
2020	23899.9996185303
