I don't really know what a school performence league table is but here...

http://www.vsa.zh.ch

you can learn alot about the schools in the canton of Zurich.

Perhaps this is the table for Zurich...?

http://www.bista.zh.ch/vs/SGem_Karte.aspx

And here... http://www.basel.ch/en/education/pub...id=578&lang=en

is info on Basel schools.

And Geneva ones here...

http://www.cagi.ch/en/Scolarite_Geneve.htm

Here is a Yahoo group with members who have children in state schools throughout Switzerland...

http://groups.yahoo.com/group/Swiss-Schooling

Here are some general sites for those of you interested...

Education in Switzerland
Swiss Federal Department of Foreign Affairs
http://www.eda.admin.ch/eda/en/home/...ch/chwoed.html

The Educational System in Switzerland
http://www.bbw.admin.ch/html/pages/bildung-e.html

The Swiss Education System
http://www2.educa.ch/dyn/129983.asp