condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.10736666666666667 0.0 0.3221 12 h after dark 0.21618933333333332 0.0 0.377648