August 2006: BTV 8 first detected in the Netherlands
2007: 6472 outbreaks
2008: 52 cases of not vaccinated animals infected with bluetongue type 8; individual cases of BTV 6 (clinically mild or inapparent)
2008: Voluntary vaccination (strongly supported by government, vaccine free of charge and subsidies for vaccination
2009: Vaccination against BTV8 voluntary but without financial support
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