condition mean min max 0 h after light 1.6742 1.34676 2.00164 2 h after light 1.798505 1.59181 2.0052 4 h after light 1.375825 1.22629 1.52536 8 h after light 1.54678 1.20585 1.88771 12 h after light 2.021955 1.75906 2.28485 2 h after dark 4.5663 4.4649 4.6677 4 h after dark 2.62424 2.004 3.24448 8 h after dark 2.663585 2.25139 3.07578 12 h after dark 1.96563 1.88364 2.04762