condition mean min max 4 h after light 3.50696 2.47307 5.11335 8 h after light 1.1258093333333332 0.547468 1.46499 12 h after light 1.4960793333333333 0.756448 2.3114 4 h after dark 0.945967 0.73821 1.24013 8 h after dark 1.5535700000000001 0.6457 2.58696 12 h after dark 2.3904966666666665 1.48754 2.87894