Year	Subscribers
2001	81
2002	1086
2003	1146
2004	1320
2005	3647
2006	5618
2007	7972
2008	9364
2009	11507
2010	12502
2011	13249
2012	13616
2013	14604
2014	14716
2015	16960
2016	21865
2017	24507