condition mean min max 0 h after light 5.721055 5.55906 5.88305 2 h after light 5.157275 4.81383 5.50072 4 h after light 5.550485 5.35681 5.74416 8 h after light 6.847315 6.68862 7.00601 12 h after light 13.87755 13.3431 14.412 2 h after dark 12.27045 11.2523 13.2886 4 h after dark 12.2986 11.4661 13.1311 8 h after dark 10.187470000000001 9.64394 10.731 12 h after dark 6.331284999999999 4.82766 7.83491