condition mean min max 4 h after light 0.575515 0.0 1.15103 8 h after light 0.3118205004565 9.13e-10 0.623641 12 h after light 1.1508019999999999 0.579784 1.72182 4 h after dark 1.1110536666666666 0.861679 1.54644 8 h after dark 1.0259066666666667 0.0 1.58568 12 h after dark 0.9286333333333333 0.0 1.72625