condition mean min max 4 h after light 0.7674455 0.631014 0.903877 8 h after light 3.0452950000000003 2.94125 3.14934 12 h after light 8.345295 8.22452 8.46607 4 h after dark 4.562486666666667 4.31204 4.87591 8 h after dark 1.0183883333333335 0.903961 1.20541 12 h after dark 0.6624386666666666 0.596433 0.741347