For audiobooks, do most people really buy books that are 10 hours or less? Most of mine are at least 11 hours. The average seems to be closer to 13 - 20 hours.

For audiobooks, do most people really buy books that are 10 hours or less? Most of mine are at least 11 hours. The average seems to be closer to 13 - 20 hours. Typically each of my books gets at least two listens, too.