Go to Site Actions -> Site Settings - > Site Collection Administration ->Audit log Reports. Under Custom Reports click on Run a custom report.
SharePoint Servers 2016 and 2013 You can manage the size of the audit log in the Audit Log Trimming section and specify which events to audit in the Documents ...
Please note that Item Audit Log is not available on SharePoint Foundation 2010 and 2013. Note: You will have to enable the audit log feature in the site ...