www.stat.fi/til/vaerak/2011/01/vaerak_2011_01_2012-11-30_kuv_003_en.html
... speakers' proportion of the population in 1900–2011 Source: Population Structure 2011, Statistics Finland Inquiries: Markus Rapo 09 1734 3238, vaesto.tilasto@stat.fi Director in charge ...
11/30/2012