Webalizer is a complex statistical analysis program capable of producing charts and graphs about who is visiting your website included in the cPanel hosting account. Webalizer displays a series of bar graphs, with a key below the graphs Some time the webalizer is not updated automatically, at that time you need to update the webalizer manually by using following command.

/usr/local/cpanel/3rdparty/bin/english/webalizer -N 10 -D /home/username/tmp/webalizer/dns_cache.db -R 250 -p -n domain.com-o /home/username/tmp/webalizer /usr/local/apache/domlogs/domain.com

Note : Replace username equal to correct username and domain.com equal to correct domain name.