How often do you go online and for which of the following activities (for private purposes)? [b. Use instant messaging (e.g. WhatsApp, Facebook Messenger)]
Section: QB
Question: 1a_SQ002
Histogram (pdf format): no title | with title
Histogram (png format): no title | with title
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Question: 1a_SQ002
Histogram (pdf format): no title | with title
Histogram (png format): no title | with title
Notes: -- no additional notes yet --
