|Username||Extracted by the Script and hashed|
|Spacename||Extracted by the Script|
|Pagename||Extracted by the Script|
|Return HTTP Code||This only logs actual Page Events, so no return code is available.|
Google Analytics (GA)
The overall best is Google Analytics, that get it all, the it gets most of the "good" stuff - the downside can be that using Google Analytics is not allowed in all organisations, as confidential data can be transmitted over the internet into Google Analytics.
You can use Google Analytics natively be inserting a small script in the "Custom HTML" on the admin pages: