condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0262981 0.0 0.0525962 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.02996565 0.0 0.0599313 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.028022 0.0 0.056044