- Added PES 2023 data
- Corrected and/or added information for the following variables:
• income_sfr (2019)
• income (2015)
• sg7a (1975)
• sg7b (1971, 1975, 1995, 1999, 2003, 2007, 2019)
• sg9 (1971, 1975, 1995, 2003, 2019)
• sh3 (2011, 2015, 2019)
• spm6 (2015)
• spm6a (2007, 2011)
• spm12 (2003)
• pp2 (2003-2019): used the whole range of the original variable’s answer scale instead of binary (yes/no) codes
• pp12c (1995)
• pp21a (2007, 2011)
• vdn1b (1991, 1999, 2011, 2015, 2019)
• weightst (1971, 1975, 1979, 1995, 2003, 2007, 2011, 2015)
• weightp (1971-2019)
• weighttot (1971-2019)