condition mean min max 0 h after light 2.0479335 0.968387 3.12748 2 h after light 1.087215 0.0 2.17443 4 h after light 0.9665975 0.949242 0.983953 8 h after light 2.990775 1.00009 4.98146 12 h after light 7.272995 6.80822 7.73777 2 h after dark 1.495455 0.0 2.99091 4 h after dark 6.13785 4.82975 7.44595 8 h after dark 2.159015 1.05039 3.26764 12 h after dark 3.53883 3.1011 3.97656