condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.3573866666666667 0.0 1.07216 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.50586 0.0 1.01172