condition mean min max 3 h after light 8.472249999999999 8.27479 8.8134 6 h after light 2.2703733333333336 1.7052 3.27192 9 h after light 4.45518 2.11952 8.23198 12 h after light 4.5372 1.5423 6.61375 3 h after dark 7.039706666666667 5.46858 8.69493 6 h after dark 2.3658033333333335 1.99058 2.85438 9 h after dark 1.44761 1.26695 1.79839 12 h after dark 1.0628505 0.516631 1.60907