Year	Subscribers
1998	10000
1999	30000
2000	69000
2001	151000
2002	270000
2003	417100
2004	545200
2005	656200
2006	787900
2007	926000
2008	1071200
2009	1233500
2010	1338400
2011	1408200
2012	1432800
2013	1493400
2014	1474000
2015	1486200
2016	1461100
2017	1470400