You can configure the access to the Reporting module in CMS Desk -> Administration -> Permissions. Choose the permission matrix for Modules -> Web Analytics.

The following permissions can be given to the listed user roles:
| • | Display module - displays the module in the user interface | 
| • | Read - allows users to read Web Analytics reports | 
| • | Save reports - allows users to save reports. The saved reports can be viewed in the Reporting module | 
Page url: http://devnet.kentico.com/docs/5_0/devguide/index.html?web_analytics_security.htm