How many m² does 1 Liter cover?

ProNature Table Top covers approx. 9 -14 m² per liter.
ProNature Floor covers approx. 9 -14 m² per liter.
ProNature Outdoor covers approx. 10 m² per liter.
ProNature Rock covers approx. 9- 16 m² per liter.
ProNature Wall covers approx. 6 m² per liter. Please note that the coverage highly depends on the wood or stone type!