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Survey information

Probability-based mixed-mode panel

Start of data collection: October 2023

5.500 panel members: French-speaking and Dutch-speaking

Participation mode: online (web-based, via Tivian) and offline (by postal mail)

Data collection: every 6 weeks (8 waves per year)

Response rate: 82% (average across 8 waves in 2024)

Survey duration: 15-20 minutes per wave

Reward for each completed survey: € 8,00

Additional loyalty bonus: € 20,00 after 6 surveys completed over one year