*Ethnic groups: Czech (90.4% or 9.25 million); Moravian (more than 380,000); Slovak (193,000); Roma (171,000); Silesian (11,000); Polish (52,000); German (39,000); Ukrainian (22,000); and Vietnamese (18,000). | *Ethnic groups: Czech (90.4% or 9.25 million); Moravian (more than 380,000); Slovak (193,000); Roma (171,000); Silesian (11,000); Polish (52,000); German (39,000); Ukrainian (22,000); and Vietnamese (18,000). |