$871 million: Estimated spending on audiobooks, 2005
$832 million: Estimated spending on audiobooks, 2004
74: Percentage of audiobook spending on CDs, 2005
45: Percentage of audiobook spending on CDs, 2003
16: Percentage audiobook spending on cassettes, 2005
45: Percentage of audiobook spending on cassettes, 2003
9: Percentage of audiobook spending on digital downloads, 2005
58: Percentage of audiobook spending on fiction, 2005
54: Percentage of units sold generated by unabridged titles, 2005
24.6: Percentage of adults who have listened to an audiobook in the last year
4.9: Hours per week audiobook listeners listen to titles
$57,000: Average household income of audiobook listeners
63: Percentage of audiobooks bought at physical stores
31: Percentage of audiobooks bought online
6: Percentage of audiobooks bought via mail order or phone