In a survey conducted by the Universite Catholique de Louvain in Louvain-La-Neuve and published in June 2006, only 19% of Walloons stated that they were able to speak Dutch.
V červnu 2006 uveřejnila Université catholique de Louvain z Louvain-la-Neuve anketu, ve které pouhých 19 % respondentů z Valonska uvedlo, že mluví nizozemsky.