For each analyzed hour, the hourly activity report shows:
the load average
the number of cache hits with no up-to-date check to the remote server
the number of hits to the proxy server’s cache with an up-to-date check to the remote sever that proves that the document is up-to-date and the document is in the client cache
the number of hits to the proxy server’s cache with an up-to-date check to the remote sever that proves that the document is up-to-date and the document is not in the client cache
the number of hits to the proxy server’s cache with an up-to-date check to the remote server that caused part of the document to be updated.
the number of hits to the proxy server’s cache with an up-to-date check to the remote server that returned a new copy of the requested document with a 200 status code.
the number of requests for which documents are directly retrieved from the remote server without any hits to the proxy server’s cache