condition mean min max 3 h after light 0.375599 0.243537 0.44642 6 h after light 0.45895366666666665 0.288585 0.751287 9 h after light 0.9182823333333333 0.777194 1.02912 12 h after light 0.7302187499999999 0.529494 1.1904 3 h after dark 3.6089066666666665 2.88943 4.13734 6 h after dark 1.8738933333333332 1.1276 2.26936 9 h after dark 0.80136 0.424472 1.25595 12 h after dark 0.4157775 0.325173 0.506382