condition mean min max 4 h after light 89.50826 83.470139 95.546381 8 h after light 117.893633 103.862902 131.924364 12 h after light 164.160166 161.847441 166.472891 4 h after dark 237.4515705 161.847441 313.0557 8 h after dark 212.75044450000001 179.399189 246.1017 12 h after dark 199.934189 199.934189 199.934189