Hits Field
The Hits field of the SPSite.UsageInfo structure contains the cumulative number of hits on the site collection, which is tracked by the usage analysis code.
Remarks
The usage analysis code tracks only what is recorded in the HTTP logs. The HTTP logs record most operations except requests for files in the _layouts directory and HTTP requests with results greater than or equal to 300 bytes.
Requirements
Platforms: Microsoft Windows Server 2003
Security: Code Access Security