Need help on SLA report

[schirunomula]

We have to create reports every week or specific interval for below scenarios.

1) Number of tickets which are closed with out any SLA escalation?
2) Number of tickets which are not responded in given first response time?
3) Number of tickets which are not responded with in given updated time?
4) Number of tickets which are not solved in given solution time?
We need this reports in excel format.
We are working OTRS 3.0.5 version and Data base SQL Server 2008 R2.
Kindly help , how can I proceed to create above mentioned reports.

[Wolfgangf]

AFAIK unfortunatelly there is no standard way to get this reports
forthermore, it is not yet written to the database
All solutions I heard about are to be developed