condition mean min max 0 h after light 1.184553 0.828226 1.54088 4 h after light 1.4855049999999999 1.28321 1.6878 8 h after light 1.600575 1.44529 1.75586 4 h after dark 1.3411585 0.232407 2.44991 8 h after dark 0.761852 0.466114 1.05759 12 h after dark 1.465405 1.04027 1.89054