condition mean min max 0 h after light 8.595415 7.66315 9.52768 2 h after light 6.70514 5.35211 8.05817 4 h after light 2.87652 2.632 3.12104 8 h after light 1.251865 1.11042 1.39331 12 h after light 1.15432 1.13822 1.17042 2 h after dark 1.2103549999999998 1.0873 1.33341 4 h after dark 1.266415 1.18426 1.34857 8 h after dark 3.0968600000000004 2.97426 3.21946 12 h after dark 9.008424999999999 8.98648 9.03037