Hi User,
you can activate Content of the "BI Administration Cockpit" and load the BI Statistics.
For more details the following liniks should help:
http://help.sap.com/saphelp_nw2004s/helpdata/en/43/15c54048035a39e10000000a422035/content.htm
http://help.sap.com/saphelp_nw73/helpdata/en/44/3521c7bae848a1e10000000a114a6b/content.htm
I hope that this information can help.
Best regards,
Michael