condition mean min max 0 h after light 4.2091899999999995 3.62509 4.79329 2 h after light 2.92394 2.8618 2.98608 4 h after light 3.091085 2.80256 3.37961 8 h after light 3.7557650000000002 3.13336 4.37817 12 h after light 6.8312550000000005 6.17365 7.48886 2 h after dark 5.965785 5.80096 6.13061 4 h after dark 5.66365 5.51031 5.81699 8 h after dark 6.184365 5.89809 6.47064 12 h after dark 4.66479 4.37432 4.95526