In 2013, about 8.1 million litres of liquid manure, slurry, silage effluents and comparable substances produced in agriculture escaped into the environment in accidents with water hazardous substances. According to the Federal Statistical Office (Destatis), this accounts for 73% of the approximately 11.1 million litres released in accidents involving water hazardous substances.
Monday November 11, 2014/ Destatis/ Germany.
https://www.destatis.de