Survey on paid audio book downloads in Germany 2013-2016

Information on the basic population:
The survey is based on the German-speaking population aged 14 years and older in private households at main residence in the Federal Republic of Germany.

Information on random sample:
2013: 8,702 respondents, projected base of 70.33 million persons
2014: 8,156 respondents, projected base of 70.52 million persons
2015: 7,009 respondents, projected base of 69.24 million persons
2016: 7,026 respondents, projected base of 69.56 million persons

Information on target group "German-speaking online consumers":
2013: projected base of 43.95 million persons
2014: projected base of 44.16 million persons
2015: projected base of 45.33 million persons
2016: projected base of 47.01 million persons

The source phrased the survey question as follows: "There are numerous services and products offered on the internet which one can use or order and which then have to be paid. This is a list of a some of these products. Please indicate all items on the list of which you would say: 'I do/use/buy this on the internet.'
Product: paid downloads of audio books or other spoken content."
(Original German survey question: "Im Internet gibt es ja ganz verschiedene Dienstleistungen, Waren- und Serviceangebote, die man in Anspruch nehmen oder bestellen kann und die man dann bezahlen muss. Hier auf dieser Liste sind verschiedene Angebote aufgeschrieben. Bitte nennen Sie mir alle Punkte, bei denen Sie sagen: 'So etwas mache ich über das Internet, das nutze oder kaufe ich im Internet.'
Produkt: Kostenpflichtiges Herunterladen von Hörbüchern oder anderen gesprochenen Inhalten.")