Selects 2023 Panel Survey (waves 1-4)

The new version adds data from wave 5, which was conducted after the popular vote on 28 September 2025. Additionnally, a documentation file ("Content Overview") was added.

The new version adds data from wave 4, which was conducted after the popular vote on 22 September 2024. Class variables were added for W1.

Version 1.0