condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.053309 0.0 0.159927 12 h after light 0.06921916666666666 0.0 0.167206 4 h after dark 0.0 0.0 0.0 8 h after dark 0.013328633333333333 0.0 0.0399859 12 h after dark 0.0 0.0 0.0