2004	2005	2006	2007	2008	2009	2010
XM Subs	2.00	4.30	6.67	10.33	14.98	20.97	24.12
Sirius Subs	1.00	2.00	3.10	4.81	6.97	9.75	11.22
Internet Radio Users	45.00	56.70	72.01	91.45	116.14	147.50	187.33
Wifi Mrkt Penetration	0.00	5.67	18.10	41.15	69.68	110.63	159.23