condition mean min max 4 h after light 194.599896 181.813889 207.385903 8 h after light 173.70344899999998 150.06652 197.340378 12 h after light 135.7824205 110.513735 161.051106 4 h after dark 98.271248 88.924455 107.618041 8 h after dark 98.3932975 94.586787 102.199808 12 h after dark 289.381763 289.381763 289.381763