Statistics with the numbers of Expats in Prague (official numbers). An article in Czech : http://www.novinky.cz/domaci/186806-kazdy-dvacaty-obyvatel-prahy-pochazi-ze-zemi-byvaleho-sssr.html Google translation : http://translate.google.cz/translat...i-byvaleho-sssr.html&sl=cs&tl=en&hl=&ie=UTF-8