2011 CSIO Schweiz
Introduction
The **2011 CSIO Schweiz** (English: CSIO Switzerland) was the 2011 edition of the [CSIO Schweiz](/wiki/CSIO_Schweiz "CSIO Schweiz"), the Swiss official [show jumping](/wiki/Show_jumping "Show jumping") horse show, at *Gründenmoos* in [St. Gallen](/wiki/St._Gallen "St. Gallen"). It was held as [CSIO](/wiki/Concours_de_Saut_International "Concours de Saut International") 5\*.

The first horse show were held 1884 at St. Gallen. Up to the 1970s the CSIO Schweiz was held on year in [Geneva](/wiki/Geneva "Geneva") and the next year in [Lucerne](/wiki/Lucerne "Lucerne"). In the next years, up to 2006, the CSIO Schweiz was held one year in St. Gallen and in the outer year in Lucerne. Since 2007 each year the CSIO Schweiz are held in St. Gallen.

The 2011 edition of the CSIO Schweiz was held between June 2, 2011 and June 5, 2011\.


How does the format and prestige of the CSIO Schweiz influence the competition among participating riders and horses?