Please see the Makefile for processing steps. You also need logfiles in the right format.
The custom log format used to generate the log files for an Apache server is detailed below. It is designed to only log requests for certain URLs, but put the cookies into the log files to be able to perform further analysis like the one in this git repo.
SetEnvIf Request_URI "^/201[3-9]/[0-9][0-9]/" content
SetEnvIf Request_URI "^/test" content
SetEnvIf Request_URI "^/[^/]+test" content
SetEnvIf Request_URI "^/$" content
LogFormat "%h;%{%Y-%m-%d %T}t;\"%r\";\"%{Cookie}i\";\"%{User-agent}i\";%D" cookielog
CustomLog /var/log/apache2/versicherungsmonitor.de-cookie.log cookielog env=content