 Over the last 10 years the population has grown at a rate of 18.5%.Most of the population () speaks German (72.1%), with Italian being second most common ( 7.0%) and Serbo-Croatian being third ( 6.1%).In the 2000 census, 40.0% were Roman Catholic, 20.4% were Reformed, 7.9% were Orthodox, 14.7% Muslim, and 1.3% of some other religion.