Remarks
the GESIS - Leibniz Institute for the Social Sciences has included the datasets from CSES Modules 1, 2, and 3 into ZACAT, their data portal and online analysis tool. To use the online analysis tool, visit the Data Center on the CSES website. Within the page for each Module in the Data Center, there is a grey box with a link labeled "Analyze Online" which will take you to the ZACAT website. When you arrive at the ZACAT website, select the Module you wish to analyze from the box to the left, and then use the grey bar at the top of the page to manipulate the data.
CSES Module 1: 1996-2001;CSES Module 2: 2001-2006; CSES Module 3: 2006-2011; Cses MOdule 4 2011-2016; Cses Module 5 2016-2021. The free, integrated dataset, codebooks and further documents are available via GESIS data catalogue https://dbk.gesis.org/dbksearch/GDESC2.asp?no=0091&DB=E . Data is accessible as a text file and can be imported into SPSS or STATA software packages via prepared syntax files.